R42 港口通信与导航 标准查询与下载

AASHTO APD-1-2005 加快工程交付

Accelerating the delivery of transportation projects has become a high priority for state departments of transportation for many reasons-to reduce traffic disruptions for customers, to stretch limited resources, and to speed safety improvements for the tr

Accelerating project delivery. It′s about time

AASHTO T 21-2005 混凝土用细集料中有机杂质含量的测试方法

This specification covers welded wire reinforcement made from cold-worked drawn or rolled deformed wire, or a combination of deformed and non-deformed wires, to be used for the reinforcement of concrete.

Standard Method of Test for Organic Impurities in Fine Aggregates for Concrete

AASHTO GPF-2004 人行道设施规划设计和操作指南

Guide for the Planning, Design, and Operation of Pedestrian Facilities

Guide for the Planning, Design, and Operation of Pedestrian Facilities Revision 1

AASHTO M 321-2004 水硬水泥混凝土、灰浆和薄浆用高反应性火山灰的标准规范

This specification covers high-reactivity pozzolans for use as a mineral admixture in portland cement concrete and mortar to fill small voids andor where pozzolanic action is desired. Highreactivity pozzolans are microsilica products with a particle siz

Standard Specification for High-Reactivity Pozzolans for Use in Hydraulic-Cement Concrete, Mortar, and Grout

AASHTO M 190-2004 沥青涂层金属涵管和管拱的标准规范

This specification covers bituminous-coated corrugated metal pipe and pipe arches intended to be used for the construction of metal culverts of the following types.

Standard Specification for Bituminous-Coated Corrugated Metal Culvert Pipe and Pipe Arches

AASHTO R 37-2004 地质雷达的使

1.1. This recommended practice would provide guidance to the highway engineer in the application of non-contact ground penetrating radar to transportation facilities. It is intended to instruct the engineer as to the specific uses of non-contact radar f

Standard Practice for Application of Ground Penetrating Radar (GPR) to Highways

AASHTO MP 13M_MP 13-2004 钢筋混凝土用异型和扁圆不锈复合钢的标准规范

This specification covers the stainless steel clad concrete reinforcement bars in cut lengths or coils, deformed and plain round. The standard sizes and dimensions of deformed bars and their number designations shall be those listed in Table 1 [Table 2

Standard Specification for Stainless Clad Deformed and Plain Round Steel Bars for Concrete Reinforcement

AASHTO GHOV-3-2004 大容量车辆设施指南

Limited right-of-way and economic realities often dictate that public investments be concentrated toward increasing the efficiency of and preserving the existing transportation infrastructure rather than expanding the existing transportation infrastructur

Guide for High-Occupancy Vehicle (HOV) Facilities Revision 3

AASHTO QIPE-1-2003 预施工工程质量指南

T here is no question that quality is both desirable and necessary in preconstruction engi- neering. Because of the nature of the preconstruction products, processes, and services, it is not easy to define, develop, or measure the quality of some of thos

Guide to Quality in Preconstruction Engineering

AASHTO M 235M/M 235-2003 环氧树脂胶黏剂的标准规范

This specification covers two-component, epoxy-resin bonding systems for application to portland-cement concrete, which are able to cure under humid conditions and bond to damp surfaces.

Standard Specification for Epoxy Resin Adhesives

AASHTO M 235M_M 235-2003 环氧树脂胶黏剂的标准规范

This specification covers two-component, epoxy-resin bonding systems for application to portland-cement concrete, which are able to cure under humid conditions and bond to damp surfaces.

Standard Specification for Epoxy Resin Adhesives

AASHTO T 110-2003 沥青铺砌混合料中水份或挥发性馏份含量的测试方法

This method is intended for the determination, by direct measurement, of moisture or volatile fractions of the bitumen in hot-mix asphalt (HMA).

Standard Method of Test for Moisture or Volatile Distillates in Hot-Mix Asphalt (HMA)

AASHTO T 44-2003 沥青材料溶解度的试验方法

This method covers the determination of the degree of solubility in trichloroethylene or 1,1,1 trichloroethane of asphalt materials having little or no mineral matter. The portion that is soluble in trichloroethylene or 1,1,1 trichloroethane represents

Standard Method of Test for Solubility of Bituminous Materials

AASHTO R 34-2003 去冰化学品

This practice includes a set of test procedures for the evaluation of deicing chemicals.

Standard Recommended Practice for Evaluating Deicing Chemicals

AASHTO HB-17 DIVISION II SEC 6-2002 地锚

6.1 DESCRIPTION submittal. No work on ground anchors shall begin until working drawings have been approved in writing by the Engineer. Such approval shall not relieve the Contractor of any responsibility under the contract for the successful completio

Division II Construction - Ground Anchors 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 HB-17 DIVISION II SEC 4-2002 打入基桩

This work shall consist of furnishing and driving foundation piles of the type and dimensions designated on the plans or in the special provisions including cutting off or building up foundation piles when required. This specification also covers prov

Division II Construction - Driven Foundation Piles

AASHTO HB-17 DIVISION I SEC 7-2002 底部构造

A substructure is any structural, load-supporting com-ponent generally referred to by the terms abutment, pier,retaining wall, foundation or other similar terminology

Division I Design - Substructures (Part A, Part B, and Part C)

AASHTO HB-17 DIVISION II SEC 3-2002 临时作业

This work shall consist of the construction and removal of temporary facilities which are generally designed by the Contractor and employed by the Contractor in the execution of the work and whose failure to perform properly could adversely affect the

Division II Construction - Temporary Works

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