Study and Investigations of Use of Materials and New Designs, and Methods in Public Works: The use of materials for the Nation's highways, by U.S. Bureau of Public Roads
... ASTM designation C478-61T . Standardization of the smaller sizes for concrete pipe has also been accomplished in recent years . Perforated concrete pipe was standard- ized by ASTM designation C444-59T and concrete drain tile as ASTM ...
Principles of Highway Construction as Applied to Airports, Flight Strips, and Other Landing Areas for Aircraft
... MACADAM AGGREGATE . - The aggregate for the bituminous mac- adam course shall be crushed stone or crushed slag and ... Asphalt or tar , whichever is called for in the bid schedule , shall be furnished for the macadam . Asphalt shall be ...
Specifications for Construction of Roads and Bridges in National Forests and National Parks, 1941
... macadam . Asphalt shall be furnished for the seal coat . Asphalt , for macadam , shall be penetration grade 85-100 , 100-120 , or 120–150 conforming to the requirements of A.A.S.H.O. Specification M - 20 or M - 23 . ན ། Tar shall ...
... requirements of ASTM A 233 ( AWS A5.1 ) . In lieu of requiring the contractor to furnish copies of test reports for each shipment of electrodes on a project , a list of approved brands of electrodes may be maintained for which ...
United States. Bureau of Public Roads. TABLE 8. - Apportionment of Federal aid per mile of Federal - aid highway system compared with motor - vehicle registration 182 , 134. 8 1 670 , 274 , 847 19,851 , 255 1 Including the apportionment ...
Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects. FP-69
... ( ASTM C478 ) . 712.07 Frames , Gratings , Covers , and Ladder Rungs . Metal units shall conform to the plan ... A123 ) . Malleable iron castings shall conform to the requirements of AASHO M 106 ( ASTM A47 ) . Grade will be optional unless ...
Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects
... ( ASTM C478 ) . 712.07 Frames , Gratings , Covers , and Ladder Rungs . Metal units shall conform to the plan dimensions and to the following specification requirements for the designated ma- terials . Metal gratings and covers which are ...
Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects: FP-61
... A 440 . ( f ) High - strength low - alloy structural steel . ( g ) High - strength , low - alloy structural man- ganese vanadium steel ( to be used for AASHO M 161 welding ) . ( h ) Structural nickel steel ... ( i ) Structural rivet ...
National Highway Functional Classification and Needs Study Manual (1970-1990).
... coordinate system applicable at the aver- age elevation of each survey project will usually suffice . This is equally true for the whole of each plane coordinate grid zone in many of the States . When ties are made to monuments of ...
Highway Finance Manual: Procedures for the Compilation and Analysis of the Highway Finance Statistics of State and Local Govermnents
... REPORTS IDENTIFYING RECEIPTS AND EXPENDITURES OF STATE HIGHWAY. FORMAT : Page 1 of ... 571 . All money entries should be rounded to even dollars . Space contained ... interpreting the data on the form and in understanding the transactions ...
... SEPTIC TANKS The purpose and functioning of a septic tank are quite ... design and operation of various types of tanks and the causes of failures ... calculations were made and specifications prepared for about 15 refrigerating plants ...
... SEPTIC TANKS The purpose and functioning of a septic tank are quite ... design and operation of various types of tanks and the causes of failures ... calculations were made and specifications prepared for about 15 refrigerating plants ...
The Statistical Approach to Quality Control in Highway Construction: Research Guides
... ASTM C 123-64 . Unsound or deleterious chert may be defined by its specific gravity or its resistance to a soundness test , or it may be identified by visual examination . 2. Shale Shales grade imperceptibly from very soft , highly ...
Standard Highway Signs: As Specified in the Manual on Uniform Traffic Control Devices, 1961
... burner developed in previous years for combating the European corn borer has been converted into a low- -pressure burner , and the rigid hood has been replaced by a flexible hood in three sections to facilitate burning on uneven ground ...
Model Traffic Ordinance, as Revised and Approved by the National Committee on Uniform Traffic Laws and Ordinances, 1952
... any such stop intersection , and shall erect a stop sign at every such place ... approaching a stop sign shall stop before entering the cross walk on the ... way to any pedestrian as may be necessary to avoid collision , and upon entering ...
... desirable qualities , is usually better than field stone and makes a ... quality of rock . At the present time there should be no difficulty in ... Name THE WEIGHT OF BROKEN STONE . 7.
Proceedings: Program Review Meeting, Research and Development of Traffic Systems
... A325 bolts were pretensioned ( by torque wrench ) to approximately 6000 lbs . In Test 446-5 , the 7/8 in . diameter bolts were pretensioned ( using the turn - of - nut method ) to the proof load of the bolts ( 36,050 lb. ) . 1 ( b ) ...
Navigational Clearance Requirements for Highway and Railroad Bridges
... structure between bridge spans . The extent of such increased cost on any specific bridge depends upon foundation conditions at the partic- ular site and upon the cost of the most desirable bridge design without regard to navigational ...
Aggregate Gradation for Highways: Aggregate Gradation, Simplification, Standardization and Uniform Application; And, A New Graphical Chart for Evaluating Aggregate Gradation
... ASTM The original SPR issuance , R 163-36 , was adopted , essentially as promulgated , by the American Society for Testing and Materials in 1937 as Tentative Specification D 448-37T . It was carried as a Tentative Standard , with ...
... talk on road improvement at citizens ' mass meeting . Rocky Mount , February 16 , 1907 : Talk and general discussion on earth and gravel road construction and maintenance , at mass meeting .. Charlottes- ville , April 16 , 1907 ...
... plane coordinates of station markers in the basic network of control surveys that will be used as origin and closure points in basic control surveys for the project . This adjustment is made before project control surveys and map- ping ...
Role of Aerial Surveys in Highway Engineering, Prepared for the Ninth Congress, International Society for Photogrammetry, London, England, September 5-7, 1960
... plane coordinates of station markers in the basic network of control surveys that will be used as origin and closure points in basic control surveys for the project . This adjustment is made before project control surveys and map- ping ...
... their uses in road construction has con- tinued along the general lines followed in previous years . It has included the laboratory ... their physical and chemical ... Apparatus with which both bitumi- ous materials and bituminous mixes can be ...
... used for railroad purposes up to spans of about 100 feet ( Pl . XI ) . It may also be used up to at least the same length ... types of trusses used to which are given the names of their original inventors or proposers , such as the Pratt ...
William H. Stanhagen, John J. Mullins, United States. Bureau of Public Roads ... gas station or parking lot , the inconvenient access may well mean a loss of ... Fort Smith v . Van Zandt , 197 Ark . 91 , 122 S.W. 2d 187 ( 1938 ) . 5 ...
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