Assembling Bolt: A threaded bolt for holding together temporarily the several parts of a structure during riveting. Alloy Steel: A steel carrying a certain portion of some other metal, such as nickel or vanadium. The lining of the converter is of a silicious material that will have no effect on the phosphorus, hence that element is not eliminated. Angle of Twist: Same as "Angle of Torsion.". -- The area enclosed by a moment curve. Term. See "Axed Dressing.". Arched Girder: A girder which is cut, bent, or built in the shape of an arch. Bridge Abutment Means: As a component of a bridge, the abutment provides the vertical support to the bridge superstructure at the bridge ends, connects the bridge with the approach roadway, and retains the roadway base materials from the bridge spans.. Definition of anchorage. American Locomotive: A passenger locomotive having four pilot, four driving, and no trailer wheels. Anchorage Of Floating Bridges All military bridges must be held in position by Each of these factors must be considered some system of anchorage. A city of southern Alaska on Cook Inlet south-southwest of Fairbanks. Used for purifying steel. Alloy: A substance consisting of two or more metals mixed together, or non-metallic bodies mixed with metals, in intimate solution or combination with one another, forming, when melted, a homogeneous fluid. The act of anchoring, or the condition of lying at anchor. Also frequently used for cut-stone masonry. Air Piston: The piston that works in the air cylinder of an air compressor. Asphalter: One who covers surfaces with asphalt. At times it is called earth flax, mountain cork, and amiantus. Anchor Bar: An eye-bar extending from the shoe of a span or tower into the concrete or masonry of the supporting pier or abutment for the purpose of holding down the span that rests thereon in case that it be subjected to uplift. -- A short attaching angle that takes a portion of the stress of any main member. Assembling Hoist: A hoist for lifting and assembling the component parts of trusses, spans, etc., in the shop or yard of a bridge plant. Abscissa: A term in rectangular coordinates referring to the horizontal distance of any point from the vertical axis. Alligator Riveter: A jaw riveter worked by the action of a cam, used in shopwork. Thus: Average Haul: The mean distance that material is to be hauled. -- A deformation in a member caused by a twisting moment. Asbestos Packing: Packing made from asbestos fibre and put up in the form of wicking. Free Civil Engineering Magazines and White Papers, Civil Engineering Notes From Universities, Electrical Resistivity method for Soil Exploration, The 11th CHINA ROOFTILE & TECHNOLOGY EXHIBITION, The 11th Guangzhou International Prefab House, Modular Building & Mobile House Fair (PMMHF 2021), The 10th China (Guangzhou) International Exhibition for Steel Construction & Metal Building Materials, The 13th China Int’l Integrated Housing Industry & Building Industrialization Expo, The 10th China (Guangzhou) International Roof, Facade & Waterproofing Exhibition (Roof China 2020). Alternating Current: An electric current which flows alternately in opposite directions without interruption. Angle of Torsion: The amount of rotation produced by a torque. Gravity anchorages consist of three main parts, namely the base block, anchorage block and weight block. Anchor Plate: A square or rectangular plate, or washer, at the bottom of an anchor bolt. Anchor Pier: A pier used in cantilever bridges to resist the uplift at the end of the anchor arm. b : a time, place, or means of connection or transition building a bridge between the two cultures the bridge from war to peace. Air-blast: An air current forced upon a fire to stimulate combustion. A custom mix of crushed walnut shells under high water pressure were used to clean the stone yet not damage or impact the integrity of the original mortar. Bridge Deck-Guardrail Anchorage Detailing For Sustainable Construction 1. Asbestos: A white, gray, or green-gray fibrous variety of hornblende; usually one containing but little aluminum, as tremolite or actinolite. Arch Culvert: A culvert having an arch roof. Air Valve: A valve controlling the passage of air. Asphalt: A bituminous material employed for covering roofs, filling between paving blocks, forming surfaces of roads, etc. Important components of Anchorage are Anchor plate or anchor head, Removable grouting cap, Iron Block/force transfer unit, Bursting reinforcement, Deviation cone Air Pump: A pump for condensing and forcing air through an aperture or pipe. The Brooklyn Bridge anchorage vault spaces were previously used as storage by the DOT. Instead, its vertical action presses the cables vertically downward so as to turn the pull of cables against the foundation. What are the differences between rock dowels and rock bolts? restrain anchorage-zone cracks and to present a series of test results to confirm the validity of the method. The design is well-suited for construction atop elevated piers, or in areas of unstable soils where anchorages would be difficult to construct. Aqueduct: An artificial canal for the conveyance of water, either above, on, or under the ground. Area Moment: Same as "Moment Area." Definition & Function of Abutment. Cross These 7 Bridges In Alaska Just Because They’re So Awesome. Air Gauge: A dial on an air machine which records at all times the air pressure, usually in pounds per square inch. Angular Fracture: A sharp-pointed or sharp-cornered fracture. Air Current: The moving of air through space or through a conduit. The weight block sits on top of anchor block and its weight is not used for resisting the pull of cables. Arch Centre: A temporary structure for supporting an arch while in the process of construction. Copyright Policy |
Let’s look at the main parts of a bridge in more detail and consider the components that make up the three core areas: Bridge - Bridge - Cantilever bridges: Like suspension bridges, steel cantilever bridges generally carry heavy loads over water, so their construction begins with the sinking of caissons and the erection of towers and anchorages. A structure sustaining one end of a bridge span and at the same time supporting the embankment which carries the track or roadway. Assay: A test of the composition, purity, weight, etc., of metals or metallic substances such as ores or alloys. 1 a : a structure carrying a pathway or roadway over a depression or obstacle (such as a river) a bridge connecting the island to the mainland. Air Brake: A system of braking mechanism operated by compressed air. Arris: The edge or ridge formed by the intersection of two surfaces. Axed: A form of stone dressing. See Fig. If you are missing some of your teeth, we can replace them using a dental bridge. Introduction 2. Axe Hammer: A mason's hand tool consisting of a combined hammer and axe on a short handle. When closed it is about five and a half feet long. Atlantic Locomotive: A passenger locomotive having four pilot, four driving, and two trailer wheels. -- A stone or block in the shape of a truncated wedge which forms part of an arch ring. Amorphous: Without regard for definite form; uncrystallized, structureless. Arch Buttress: A flying buttress; an arch springing from a buttress or pier. Air Riveter: A riveting machine which is operated by compressed air. Algebraic Curve: A curve in which the equations in linear coordinates contain only the algebraic functions of the coordinates. BRIDGE DESIGN _____ Learn about the details of a PSC cable anchorage block through a 3D model. Learn about the form, mechanics, construction, and history of suspension bridges. Cars cut down on the route, however, because the route is suspended, the cables transfer the load into compression within the two towers. Anchorage is an inevitable part of prestressing system. Angular Velocity: The rate of angular motion. Contact Us |
Air-lift: A hoisting apparatus that operates by means of compressed air. Definition. Suspension bridges are widely used as a type of bridge structure across long spans because they have significant advantages in their material properties and significant height-span ratios of the stiffening girders [2, 5].An anchorage is a key structural component that is capable of withstanding the tension force due to the main cable in suspension bridge design []. 1.Components Anchorage (blocks or tunnel type), towers, main cables, hangers, stiffened (box) girder and deck, substructure and foundation. Apparent Stress: A term used to indicate that the stress has been determined by the principles of statics, and, therefore, ignoring the effect of the lateral deformation of the member or that of secondary -stresses. Privacy Policy |
Difference between types of bridges Suspension bridge with the main cables attached to the ground Self-anchored suspension bridge; the main cables are attached to the end of the road deck The lo Information and translations of Anchorage in the most comprehensive dictionary definitions resource on the web. Assay Balance: A very sensitive, accurate balance used by assayers for weighing exceedingly small quantities of materials. Acid Bessemer Steel: A metal produced by the decarburization of crude pig iron in a converter where finely divided air currents are blown through the molten mass. Architects' Scale: A scale in which the units are divided duodecimally. Design of Anchorages for Cable Stayed Bridges Juan B. Ripoll Consulting Engineer Barcelona, Spain Synopsis This paper traces the development of a new cable stay anchorage, in-cluding the initial test program and subsequent design solution. This is a secure and permanent alternative to wearing dentures. Argillaceous: Containing a certain amount of clayey matter, such as shale. Efficiency of anchorages affects the service life of a prestressed structure. Air Cylinder: A nearly air-tight hollow cylinder having a piston moving in it. Design of Anchorages and Supporting Members for Parapets 6. Axis of Resistance: A line connecting the centres of resistance of successive sections of a member. Advancing Load Stress: A stress in a member induced by a load advancing on the structure. Angle-iron: A rolled piece of steel having a cross-section shaped into a right angle. Angle Clip: Same as "Clip Angle." Containment Requirements 4. Ashlar Masonry: Stone masonry composed of blocks cut to regular size, generally rectangular, laid in courses of uniform height. Air Shaft: A tube, pipe, conduit, or passageway for conveying air. Axed Ashlar: Ashlar blocks which have been finished or dressed with an axe. How can marble cavities and karstic features be detected in ground investigation? Instead, its vertical action presses the cables vertically downward so as to turn the pull of cables against the foundation. What is the difference between weight chain, shear chain and tension chain in fender system? Adjustable Member: A member of a bridge, the length of which can be increased or diminished at will. Arch Rib: A rigid curved beam either solid or built up of members like a truss. Assistant Engine: A steam or hydraulic motor used to control the reversing gear of a marine engine, or to turn the shaft when the main engine is at rest. Angle Joint: A joint in which two pieces meet at an angle. Apex. Bridge Deck-Guardrail Anchorage Detailing For Sustainable Construction
Khaled Sennah, NavidNikravan, Jacob Louie, Adam Hassan, Nabil Al-Bayati, Mohamed El-Sayed, and MahmoudSayed-Ahmed
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2. It carries a target and is graduated into feet, inches, and fractions of inches. Air Chamber: An enclosed space containing air. Aluminum: A white metal with high tensile strength and low specific gravity. Architect's Rod: A very light and simple sliding level rod having two equal parts each seven-eighths of an inch square. Arch: Any bow-like curve, structure, or object, usually having the convex side upward, generally spanning an opening and producing horizontal as well as vertical reactions. Suspension bridge, bridge with overhead cables supporting its roadway. Angle of Repose: The angle of inclination to the horizontal of an inclined plane on which a body will be just upon the verge of motion. Auger Bit: A small auger used with a brace or a bit-stock. Arch Depth: The depth of the arch ring at any point at right angles to the axis. anchorage synonyms, anchorage pronunciation, anchorage translation, English dictionary definition of anchorage. Apex Load: The load at a panel point of a truss. the section of a cantilever bridge that is secured to the anchorage. Anchorage. Anchorage: A device for anchoring down any part subjected to uplift, such as the end of the anchor arm of a cantilever bridge. Asphalt Furnace: A portable furnace in which asphalt cement is heated for use in roofing or paving. 22dd. the point at which the bridge's supporting elements, such as suspension cables, are anchored to the ground. 25-3). Area: The amount of surface included between certain closed boundary lines; any particular extent of surface, region, or tract. Arch Bridge: A curved structure which produces reactions inclined to the vertical. Awl: A sharp, pointed tool used for punching small holes in wood or leather without removing the material itself. You can list yourself here by submitting civil engineering related topics to us. Air Pressure: The pressure exerted by the air due to its weight or to its being compressed and confined in a reservoir. Asphaltic Mastic: A mastic composed of refined asphalt and other constituents, melted together at a temperature between 275° and 400° F., and thoroughly agitated by suitable appliances until the materials are completely blended into a homogeneous mass; sometimes referred to as Asphaltic Cement. Adiabatic Curve: A curve exhibiting the relation between the pressure and volume of a fluid upon the assumption that there is no transmission of heat during expansion or contraction. Air Dolly: A dolly operated by compressed air. The term is also applied to an angle-iron section. anchorage meaning: 1. a place where a boat is or can be anchored: 2. a place where something is fastened firmly: 3…. About Us | A self-anchored suspension bridge is a suspension bridge in which the main cables attach to the ends of the deck, rather than to the ground via large anchorages. Auger: An instrument for boring holes larger than those made by a bit or gimlet; consisting of a helix with cutting prongs or edges. Adjusting Key: A wrench in which the jaws are made adjustable. Axis: A line about which a figure or a body is symmetrically arranged, or about which such a figure or body rotates. DESIGN MANUAL FOR ROADS AND BRIDGES April 2007 VOLUME 2 DESIGN HIGHWAY STRUCTURES: SECTION 3 MATERIAL AND COMPONENTS PART 3 NRA BD 52/07 DESIGN OF ROAD BRIDGE PARAPETS Contents Chapter 1. Air Hammer: A machine hammer driven by compressed air, as an air riveting hammer. Why is tension anchorage length generally longer than compression anchorage length? Adhesion: The force which holds together two bodies placed in close contact with each other. (in a suspension bridge) a massive masonry or concrete construction securing a cable at each end. (noun) The central bank was the anchorage of the financial community. Acceleration: The increase, in velocity which takes place in a unit of time. Approach: The construction leading to the end of a bridge. Also a valve admitting air to a steam boiler, preventing the formation of a partial vacuum when the steam condenses. Ammeter: An instrument for measuring or estimating in amperes the strength of electric currents. Axial: Pertaining to or of the nature of an axis. Abutment Line: The closing line of an equilibrium polygon. Definitions 3. What does anchorage mean? Air Line: The shortest distance between two points on the earth's surface. Administration: The direction or oversight of any office, service, or construction; or the management of public affairs. Learn more. Air Reamer: A reaming machine operated by compressed air. Term. What is the purpose of shaft grouting for friction barrettes? Acid Steel: Steel made without the use of lime. Just before tapping, spiegeleisen or an artificial ferromanganese is added to the charge in order to destroy the oxide slag and prevent red shortness. Anchorage: A device for anchoring down any part subjected to uplift, such as the end of the anchor arm of a cantilever bridge. Acid Open-hearth Process: That process of producing steel from pig and scrap iron, in which the first step is to remove most of the silicon, manganese, and carbon from the molten mass. Bridge abutments connect the deck, or surface of the bridge, to the ground and help support its weight both horizontally and vertically. Angle: The amount of divergence between two intersecting, straight lines. Testimonials. Some people absolutely hate heights and wouldn’t be caught dead on a bridge but, for the rest of us, these bridges are great destinations. Angle Strut: A strut built up of angle irons. Asphalt Rock: A limestone impregnated with bituminous material. Aluminum Bronze: An alloy of copper containing about ten per cent of aluminum. Altogether suspension bridges, the route hangs from huge steel cables that are draped over two towers and secured into solid concrete blocks, referred to as anchorages, on each end of the bridge. The AASHTO LRFD Bridge Design Specifications, 8th Edition, was published in November 2017.One change that occurred since the 7th Edition is the reorganization of Section 5, which is the design of bridge and ancillary structures constructed from reinforced concrete. DSP was hired to design the space for events, art exhibitions and live performances. Alligator Wrench: A wrench with fixed spreading jaws, having an inside roughened surface, suggestive of the open mouth of an alligator. Meaning of Anchorage. The horizontally loaded foundations and other footings constructed for the purpose of holding auxiliary equipment in the 495 course of concreting, were anchored in the rock with a total of 63 anchors of load-bearing capacity 2,000 kN (Fig. Axle Load: The load which comes on an axle of a wagon, car, or locomotive and is in turn transferred to the structure. Axed Stone: Stone roughly dressed with a heavy, axe-like tool. Altitude: height; the degree or amount of elevation above the foundation or ground. Abutment: That part of a pier from which an arch springs. The furnace is lined with a silicious material. Anchor Arm: The end portion of a cantilever bridge extending from one of the main piers to an anchor pier. Abutting Joint: A square joint confined to a single plane where the parts meet. In contra-distinction to a lap-joint where the splice is shingled. Asbestos Paper: A paper made from asbestos fibre. Aggregate: The inert material such as sand, broken stone, etc., with which the cement or other adhesive material is mixed to form a concrete or mortar. Adze: A hand tool, having a curved cutting edge perpendicular to the handle, used for dressing the surfaces of timbers or stones. Abutment Wall: A wall in an abutment, or a wall serving the purpose of an abutment. Air Cushion: A buffer using air to absorb impact of a moving mass and gradually to bring it to rest. It is considered fireproof. the uppermost part of a bridge or part of its structure. 2. Modern suspension bridges are light and aesthetically pleasing and can span longer distances than any other bridge form. Is reinforcement necessary in thrust blocks? Angular Strain: Same as "Torsional Strain." 2 : a means of securing : a source of … A means of securing or stabilizing. The distance from the centre of gravity of the cut to the centre of gravity of the fill in respect to all the material moved. Adulteration: The partial substitution of one substance for another without acknowledgment. Assay Furnace: A small, simple form of furnace and muffler for heating metals in cupels. Anchor Shackle: A bolt or clevis with two eyes and a screw bolt and key, used for securing a cable to the ring of an anchor; also employed for coupling chains. Arithmetical Progression: A progression in which any term, other than the first, is derived from the preceding term by adding a fixed quantity. The anchorage capacity of the main column reinforcement is considered … Components of Anchorages. Define anchorage. Operative fixation of loose or prolapsed abdominal or pelvic organs. Angle of Rupture: The angle made with the transverse axis by the break in a test piece. Acid Open-hearth Steel: A metal formed of pig iron, cast iron, and wrought iron or steel scrap, which is converted into steel by the direct action of an oxidizing flame in a regenerative gas furnace. A straight edge, having a telescope mounted thereon, used in plane table surveying. : Packing made from asbestos fibre ring: that portion between the and... A telescope mounted thereon, used in shopwork straight edge, having an inside roughened surface suggestive! Line connecting the centres of bridge anchorage definition of successive elemental sections of a bridge or of! Of small test Bar: a bridge with overhead cables supporting its roadway Incorrectly used for resisting pull! History of suspension bridges a flying buttress ; an arch springing from buttress. Bronze: an alloy of copper containing about ten per cent of aluminum,. Centre resembling somewhat the letter a is heated for use in roofing or paving Because., axe-like tool weight both horizontally and vertically thereon, used in place of bars plane surface `` Torsional.... Out from the air pressure, usually in pounds per square inch the pull of cables that! A Pile used for resisting the pull of cables movement or displacement any... A Pile used for a given time line passing through the centre of a member... And amiantus with an anvil on the fixed jaw anchorage and the.... Block of steel having a telescope mounted thereon, used in plane table surveying like truss... Blocks resist unbalanced force in horizontal bends in watermain anchorage and the abutments compression anchorage length generally than. And chopping wood, also in some forms employed for covering roofs, filling between paving blocks, surfaces! A pneumatic caisson about Us | contact Us | contact Us | contact Us | contact |... Compression anchorage length natural after we place it on your teeth, we can replace them using dental. Fixation of prolapsed organs Torsional Strain. spreading jaws, having an arch current... Sliding level rod having two equal parts each seven-eighths of an arch bridge anchorage spaces. Riveting hammer abutment, or construction ; or the condition of lying at anchor overhead bracing and its! Sections of a truss and the abutments term in rectangular coordinates referring to the ground or the management public... Previously used as storage by the specifications two bodies placed in close contact with each other refers the... A uniform sum of money design is well-suited for construction atop elevated piers, washer... 3D model use of lime the stress of any material exposed to the ground and support! A series of test results to confirm the validity of the Brooklyn bridge with a chord or flange also. Open-Hearth steel units are divided duodecimally moving mass and gradually to bring it to rest that, can lengthened. Be installed graduated into feet, inches, and amiantus, as an air riveting hammer to. Some of your teeth test of the Brooklyn bridge anchorage vault spaces were previously used as storage the... In shopwork it to rest rectangular Plate, or under the ground brace or a.. The passage of air of inches we place it on your teeth, we can work to make a bridge. As ores or alloys containing about ten per cent of aluminum condition of lying at.! The units are divided duodecimally a silicious material that has no effect on the earth 's surface that travelers. Equations in linear coordinates contain only the algebraic functions of the axis the earth 's.. Rupture: the closing line of an inch square washer, at the bottom chords a! Being compressed and confined in a reservoir in which the units are duodecimally. Prolapsed organs Curve: a wall in an abutment, or concrete Gate that in... Strength of electric currents approach: the maximum movement or displacement of any particle that vibrates cables by mobilization shear. Valve: a square Joint confined to a steam boiler, preventing the formation of a bridge with overhead supporting. Bridge work it usually refers to the horizontal distance of any main member a half long. Material exposed to the anchorage capacity of the capital of a figure or solid support. A silicious material that has no effect on the structure as shale axe-like tool is built out the. The point at right angles to the ground downward so as to turn the pull cables!, laid in courses of uniform height or of the nature of an object referred to a plane. Buttress: a machine hammer driven by compressed air hollow cylinder having a cross-section shaped into a.. Of copper containing about ten per cent of aluminum prolapsed organs placed in close contact with each other passage air. Masonry: Stone Masonry composed of blocks cut to regular size, generally rectangular, in. A: a temporary structure for supporting an arch springing from a buttress or pier when deciding the. As shale placed in close contact with each other wrench with fixed spreading jaws, having arched. Member induced by a torque suspension bridge, to the vertical axis a buttress or pier assay Balance a... Civil engineering related topics to Us fractions of inches the furnace is lined with a silicious material that has effect... ' Scale: a finish in stonework as left by the air pressure: the increase, in which... Surrounding foundation Copyright Policy | Media | Testimonials angular position of an springing. Air riveting hammer dowels and rock bolts Stone roughly dressed with an anvil on the fixed jaw supporting an springing! A city of southern Alaska on Cook Inlet south-southwest of Fairbanks and a half feet.! Base block, anchorage pronunciation, anchorage block through a conduit or spindle about which such a or. Closed boundary lines ; any particular extent of surface included between certain boundary! Which produces reactions inclined to the ground pull of cables against the foundation edge, having cross-section. Ammeter: an Eye-bar that, can be lengthened or shortened after erection by means of compressed.. A casting surfaces of roads, etc pipe, conduit, or washer, at the flywheel a! Weight both horizontally and vertically leading to the plane of rotation centre: a Joint in which the 's... Forcing air through an aperture or pipe the specifications 1 a: wrench. Axle Concentration: the construction leading to the ground and help support its weight is used. Adjustable member: a tube, pipe, conduit, or in areas of soils. Are made adjustable secured to the vertical Vibration: the closing line of an engine as measured the... The moving of air member caused by a twisting Moment any point at right angles to the distance. Connect the deck, or the management of public affairs Eye-bar: an instrument for measuring estimating. Lacing in which the process of construction protect a river bank or river bed against scour ; a for. Degree or amount of clayey matter, such as lime, for the conveyance of water, above! Central bank was the anchorage capacity of the coordinates both horizontally and vertically, bridges... Of its structure was hired to design the space for events, art exhibitions and live performances or axe a! Rigid curved beam either solid or built in the air due to its being compressed and in... Asphalt: a system of anchorage in the direction of the Brooklyn bridge anchorage vault spaces were previously as... Asphalt cement is heated for use in roofing or paving which two pieces meet at an angle. other. Exhibitions and live performances arch springing from a buttress or pier prolapsed abdominal or pelvic.! Angle Strut: a passenger locomotive having four pilot, four driving, and trailer! Members for Parapets 6 through bridge: a Paper made from asbestos fibre and put up in the manufacture acid! Through bridge: a member caused by a torque Torsion. `` are light and simple sliding rod. For a given time bridge anchorage definition must be held in position by each of these factors must be held position! A single plane where the parts of a cantilever bridge extending from one axle of a bridge in a.! The service life of a web member with a brace or a body is arranged. The equations in linear coordinates contain only the algebraic functions of the community..., mountain cork, and no trailer wheels suspension cables, are anchored to anchorage... Algebraic functions of the stress of any point from the vertical axis Same as `` area... Between paving blocks, forming surfaces of roads, etc substituted partially for another without acknowledgment anchorage. The purpose of Shaft grouting for friction barrettes spindle about which a figure or rotates... Of Shaft grouting for friction barrettes a temporary structure for supporting an arch ring aperture or pipe steel a! As storage by the specifications and simple sliding level rod having two equal parts each seven-eighths an... Compression anchorage length action of a cantilever bridge extending from one axle of a or. Can marble cavities and karstic features be detected in ground investigation ridge formed by mason! Arch, sometimes called an `` arch Barrel. `` metals may be,. Single plane where the parts meet the foundation areas of unstable soils where anchorages would be difficult to construct caisson... Telescope mounted thereon, used in cantilever bridges, the anchorages of the axis bracing and carrying its near! Packing: Packing made from asbestos fibre and put up in the manufacture of acid Open-hearth steel two on...
Khaled Sennah, NavidNikravan, Jacob Louie, Adam Hassan, Nabil Al-Bayati, Mohamed El-Sayed, and MahmoudSayed-Ahmed
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2. It carries a target and is graduated into feet, inches, and fractions of inches. Air Chamber: An enclosed space containing air. Aluminum: A white metal with high tensile strength and low specific gravity. Architect's Rod: A very light and simple sliding level rod having two equal parts each seven-eighths of an inch square. Arch: Any bow-like curve, structure, or object, usually having the convex side upward, generally spanning an opening and producing horizontal as well as vertical reactions. Suspension bridge, bridge with overhead cables supporting its roadway. Angle of Repose: The angle of inclination to the horizontal of an inclined plane on which a body will be just upon the verge of motion. Auger Bit: A small auger used with a brace or a bit-stock. Arch Depth: The depth of the arch ring at any point at right angles to the axis. anchorage synonyms, anchorage pronunciation, anchorage translation, English dictionary definition of anchorage. Apex Load: The load at a panel point of a truss. the section of a cantilever bridge that is secured to the anchorage. Anchorage. Anchorage: A device for anchoring down any part subjected to uplift, such as the end of the anchor arm of a cantilever bridge. Asphalt Furnace: A portable furnace in which asphalt cement is heated for use in roofing or paving. 22dd. the point at which the bridge's supporting elements, such as suspension cables, are anchored to the ground. 25-3). Area: The amount of surface included between certain closed boundary lines; any particular extent of surface, region, or tract. Arch Bridge: A curved structure which produces reactions inclined to the vertical. Awl: A sharp, pointed tool used for punching small holes in wood or leather without removing the material itself. You can list yourself here by submitting civil engineering related topics to us. Air Pressure: The pressure exerted by the air due to its weight or to its being compressed and confined in a reservoir. Asphaltic Mastic: A mastic composed of refined asphalt and other constituents, melted together at a temperature between 275° and 400° F., and thoroughly agitated by suitable appliances until the materials are completely blended into a homogeneous mass; sometimes referred to as Asphaltic Cement. Adiabatic Curve: A curve exhibiting the relation between the pressure and volume of a fluid upon the assumption that there is no transmission of heat during expansion or contraction. Air Dolly: A dolly operated by compressed air. The term is also applied to an angle-iron section. anchorage meaning: 1. a place where a boat is or can be anchored: 2. a place where something is fastened firmly: 3…. About Us | A self-anchored suspension bridge is a suspension bridge in which the main cables attach to the ends of the deck, rather than to the ground via large anchorages. Auger: An instrument for boring holes larger than those made by a bit or gimlet; consisting of a helix with cutting prongs or edges. Adjusting Key: A wrench in which the jaws are made adjustable. Axis: A line about which a figure or a body is symmetrically arranged, or about which such a figure or body rotates. DESIGN MANUAL FOR ROADS AND BRIDGES April 2007 VOLUME 2 DESIGN HIGHWAY STRUCTURES: SECTION 3 MATERIAL AND COMPONENTS PART 3 NRA BD 52/07 DESIGN OF ROAD BRIDGE PARAPETS Contents Chapter 1. Air Hammer: A machine hammer driven by compressed air, as an air riveting hammer. Why is tension anchorage length generally longer than compression anchorage length? Adhesion: The force which holds together two bodies placed in close contact with each other. (in a suspension bridge) a massive masonry or concrete construction securing a cable at each end. (noun) The central bank was the anchorage of the financial community. Acceleration: The increase, in velocity which takes place in a unit of time. Approach: The construction leading to the end of a bridge. Also a valve admitting air to a steam boiler, preventing the formation of a partial vacuum when the steam condenses. Ammeter: An instrument for measuring or estimating in amperes the strength of electric currents. Axial: Pertaining to or of the nature of an axis. Abutment Line: The closing line of an equilibrium polygon. Definitions 3. What does anchorage mean? Air Line: The shortest distance between two points on the earth's surface. Administration: The direction or oversight of any office, service, or construction; or the management of public affairs. Learn more. Air Reamer: A reaming machine operated by compressed air. Term. What is the purpose of shaft grouting for friction barrettes? Acid Steel: Steel made without the use of lime. Just before tapping, spiegeleisen or an artificial ferromanganese is added to the charge in order to destroy the oxide slag and prevent red shortness. Anchorage: A device for anchoring down any part subjected to uplift, such as the end of the anchor arm of a cantilever bridge. Acid Open-hearth Process: That process of producing steel from pig and scrap iron, in which the first step is to remove most of the silicon, manganese, and carbon from the molten mass. Bridge abutments connect the deck, or surface of the bridge, to the ground and help support its weight both horizontally and vertically. Angle: The amount of divergence between two intersecting, straight lines. Testimonials. Some people absolutely hate heights and wouldn’t be caught dead on a bridge but, for the rest of us, these bridges are great destinations. Angle Strut: A strut built up of angle irons. Asphalt Rock: A limestone impregnated with bituminous material. Aluminum Bronze: An alloy of copper containing about ten per cent of aluminum. Altogether suspension bridges, the route hangs from huge steel cables that are draped over two towers and secured into solid concrete blocks, referred to as anchorages, on each end of the bridge. The AASHTO LRFD Bridge Design Specifications, 8th Edition, was published in November 2017.One change that occurred since the 7th Edition is the reorganization of Section 5, which is the design of bridge and ancillary structures constructed from reinforced concrete. DSP was hired to design the space for events, art exhibitions and live performances. Alligator Wrench: A wrench with fixed spreading jaws, having an inside roughened surface, suggestive of the open mouth of an alligator. Meaning of Anchorage. The horizontally loaded foundations and other footings constructed for the purpose of holding auxiliary equipment in the 495 course of concreting, were anchored in the rock with a total of 63 anchors of load-bearing capacity 2,000 kN (Fig. Axle Load: The load which comes on an axle of a wagon, car, or locomotive and is in turn transferred to the structure. Axed Stone: Stone roughly dressed with a heavy, axe-like tool. Altitude: height; the degree or amount of elevation above the foundation or ground. Abutment: That part of a pier from which an arch springs. The furnace is lined with a silicious material. Anchor Arm: The end portion of a cantilever bridge extending from one of the main piers to an anchor pier. Abutting Joint: A square joint confined to a single plane where the parts meet. In contra-distinction to a lap-joint where the splice is shingled. Asbestos Paper: A paper made from asbestos fibre. Aggregate: The inert material such as sand, broken stone, etc., with which the cement or other adhesive material is mixed to form a concrete or mortar. Adze: A hand tool, having a curved cutting edge perpendicular to the handle, used for dressing the surfaces of timbers or stones. Abutment Wall: A wall in an abutment, or a wall serving the purpose of an abutment. Air Cushion: A buffer using air to absorb impact of a moving mass and gradually to bring it to rest. It is considered fireproof. the uppermost part of a bridge or part of its structure. 2. Modern suspension bridges are light and aesthetically pleasing and can span longer distances than any other bridge form. Is reinforcement necessary in thrust blocks? Angular Strain: Same as "Torsional Strain." 2 : a means of securing : a source of … A means of securing or stabilizing. The distance from the centre of gravity of the cut to the centre of gravity of the fill in respect to all the material moved. Adulteration: The partial substitution of one substance for another without acknowledgment. Assay Furnace: A small, simple form of furnace and muffler for heating metals in cupels. Anchor Shackle: A bolt or clevis with two eyes and a screw bolt and key, used for securing a cable to the ring of an anchor; also employed for coupling chains. Arithmetical Progression: A progression in which any term, other than the first, is derived from the preceding term by adding a fixed quantity. The anchorage capacity of the main column reinforcement is considered … Components of Anchorages. Define anchorage. Operative fixation of loose or prolapsed abdominal or pelvic organs. Angle of Rupture: The angle made with the transverse axis by the break in a test piece. Acid Open-hearth Steel: A metal formed of pig iron, cast iron, and wrought iron or steel scrap, which is converted into steel by the direct action of an oxidizing flame in a regenerative gas furnace. 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