R42 港口通信与导航 标准查询与下载

AASHTO HB-17 DIVISION I SEC 3-2002 抗振设计-抗震性能范围C的桥梁设计要求

loads and forces:Structures shall be designed to carry the following Dead load.Live load.Impact or dynamic effect of the live load.

Division I Design - Loads (Part A, Part B, and Part C); Errata 01/2003

AASHTO HB-17 DIVISION I SEC 4-2002 抗振设计-抗震性能范围C的桥梁设计要求

Foundations shall be designed to support all live and dead loads, and earth and water pressure loadings in ac- cordance with the general principles specified in this sec- tion. The design shall be made either with reference to ser- vice loads and allowa

Division I Design - Foundations (Part A, Part B, and Part C); Errata 01/2003

AASHTO R 30-2002 热混沥青(HMA)的混合条件

This practice describes procedures for mixture conditioning of compacted and uncompacted hotmix asphalt (HMA). Three types of conditioning are described: (1) mixture conditioning for volumetric mixture design; (2) short-term conditioning for mixture mec

Standard Practice for Mixture Conditioning of Hot-Mix Asphalt (HMA)

AASHTO R 29-2002 沥青粘接剂性能等级的分级和验证

This practice describes the testing required to determine the performance grade of an asphalt binder. It presents two approaches. In the first, the performance grade of an unknown asphalt binder is determined. In the second, the nominal performance grad

Standard Practice for Grading or Verifying the Performance Grade of an Asphalt Binder

AASHTO T 190-2002 压实土的阻抗R值和膨胀压力的试验

This method covers the procedure for testing both treated and untreated laboratory compacted soils or aggregates with the stabilometer and expansion pressure devices to obtain results indicative of performance when placed in the base, subbase, or subgra

Standard Method of Test for Resistance R-Value and Expansion Pressure of Compacted Soils

AASHTO T 191-2002 用沙锥法对现场土壤密度的试验方法

This method is intended for determining the in-place density of soils. The apparatus described herein is restricted to tests in soils containing particles not larger than 50 mm (2 in.) in diameter.

Standard Method of Test for Density of Soil In-Place by the Sand-Cone Method

AASHTO T 198-2002 圆柱形混凝土试样抗开裂拉力强度的试验方法

This test method covers the determination of the splitting tensile strength of cylindrical concrete specimens such as molded cylinders and drilled cores.

Standard Method of Test for Splitting Tensile Strength of Cylindrical Concrete Specimens

AASHTO T 217-2002 用碳化钙气压检验器法对土壤中水分

This method of test is intended to determine the moisture content of soils by means of a calcium carbide gas pressure moisture tester. The manufacturer's instructions shall be followed for the proper use of the equipment.

Standard Method of Test for Determination of Moisture in Soils by Means of a Calcium Carbide Gas Pressure Moisture Tester

AASHTO HB-17 DIVISION I SEC 2-2002 公路桥的标准规范

The width of roadway shall be the clear width measured at right angles to the longitudinal center line of the bridge between the bottoms of curbs. If brush curbs or curbs are not used, the clear width shall be the minimum width measured between the ne

Division I Design - General Features of Design

AASHTO PP 41-2002 沥青玛蹄脂碎石混合料(SMA)设计

Standard Practice for Designing Stone Matrix Asphalt (SMA)

Standard Practice for Designing Stone Matrix Asphalt (SMA)

AASHTO M 319-2002 非结合土骨料道用再生混凝土骨料的标准规范

This specification covers the use of reclaimed concrete aggregate as an unbound granular base course material. When properly processed, hauled, spread, and compacted on a prepared grade to

Standard Specification for Reclaimed Concrete Aggregate for Unbound Soil-Aggregate Base Course

AASHTO M 318-2002 用于集料土道路的碎玻璃的标准规范

This specification covers processed glass cullet intended for use as a granular road base material. When properly processed and mixed with natural or crushed aggregate, hauled to and properly spread and compacted on a prepared grade to appropriate densi

Standard Specification for Glass Cullet Use for Soil-Aggregate Base Course

AASHTO HB-17 DIVISION II SEC 30-2002 热塑管

Division II Construction - Thermoplastic Pipe Errata 01/2003

Division II Construction - Thermoplastic Pipe Errata 01/2003

AASHTO HB-17 DIVISION II SEC 27-2002 混凝土涵洞

This work shall consist of fabricating, furnishing, and installing buried precast concrete culverts conforming to these Specifications, the special provisions and the details shown on the plans. Precast reinforced concrete pipe shall be circular, arch

Division II Construction - Concrete Culverts

AASHTO M 208-2001 阳离子乳化沥青的标准规范

Standard Specification for Cationic Emulsified Asphalt

Standard Specification for Cationic Emulsified Asphalt

AASHTO M 213-2001 混凝土铺面和结构建筑用预制伸缩缝填料(非挤压的弹性沥青型)的标准规范

This specification covers preformed expansion joint fillers having relatively little extrusion and substantial recovery after release from compression.

Standard Specification for Preformed Expansion Joint Fillers for Concrete Paving and Structural Construction (Nonextruding and Resilient Bituminous Types)

AASHTO T 42-2001 混凝土用预制伸缩缝纫填料的试验方法(非挤压和弹性型)

Change the first sentence of Section 1.2 of ASTM D 545-99 to the following:

Standard Method of Test for Preformed Expansion Joint Filler for Concrete Construction

AASHTO T 59-2001 乳化沥青的测试方法

Standard Method of Test for Testing Emulsified Asphalts

Standard Method of Test for Testing Emulsified Asphalts

AASHTO R 27-2001 非海用钢桩腐蚀的评价

This recommended practice is focused on corrosion of steel piling for non-marine soil applications.

Standard Recommended Practice for Assessment of Corrosion of Steel Piling for Non-Marine Applications

AASHTO VLVLR-1-2001 极低区内道路的几何设计准则指南

This document presents geometric design guidelines for very low-volume local roads. The purpose of the guidelines is to help highway designers in selecting appropriate geometric designs for roads with low traffic volumes traveled by motorists who are ge

Guidelines for Geometric Design of Very Low-Volume Local Roads (ADT Less Than or Equal to 400) Errata: 08/2002