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After drilling concrete cores, wipe off the drill water, let the surface water evaporate (no more than 1 hour) and place the cores in plastic bags.
Getting to the Core of Core Testing Web Sessions Template
7/13/2011 4 ACI WEB SESSIONS ASTM C42 factors for l/d ratio 0.84 0.86 0.88 0.90 0.92 0.94 0.96 0.98 1.00 1 1.25 1.5 1.75 2 Length/diameter ratio Correction Factor
ASTM International - Standards Products
More than 13,000+ ASTM standards are used worldwide to improve product quality, enhance safety and facilitate trade. You can purchase individual standards; a volume ...
Concrete - Wikipedia, the free encyclopedia
Concrete is a composite material composed mainly of water, aggregate, and cement. Often, additives and reinforcements are included in the mixture to achieve the ...
ASTM International - Construction - Standards
Construction. C4-04(2014) - Standard Specification for Clay Drain Tile and Perforated Clay Drain Tile. C5-10 - Standard Specification for Quicklime for Structural ...
Western Wood Products Association > WWPA Home
A trade association representing softwood lumber manufacturers in 12 western states and Alaska.
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DNV OS-F-101 Concrete Weight Coated (CWC) Steel Pipe ...
Concrete weight coating is applied to the exterior of steel pipe to provide negative buoyancy or mechanical protection for submarine pipelines.
WBDG - The Whole Building Design Guide
Web portal for building-related information with a "whole building" focus provided by the National Institute of Building Sciences. Areas include Design Guidance ...
Aci , structural concrete design - SlideShare
Etabs Concrete Frame Design Manual Công ty cổ phần công nghệ và tư vấn thiết kế xây dựng RD 2,103 views
ASTM c42 pdf free download ASTM C42 / C42M – 12 Standard Test Method for Obtaining and Testing Drilled Cores and Sawed Beams of Concrete ASTM C42 / C42M Significance and Use ASTM c42 pdf This test method provides standardized procedures for obtaining and testing specimens to determine the compressive, splitting tensile, and flexural strength of in-place concrete. Generally, test specimens are obtained when doubt exists about the in-… Download
ASTM c94 pdf free download ASTM C94 / C94M – 12 Standard Specification for Ready-Mixed Concrete ASTM C94 / C94M Abstract ASTM c94 pdf This specification covers ready-mixed concrete manufactured and delivered to a purchaser in freshly mixed and unhardened state as hereinafter specified. Requirements for quality of concrete shall be either as hereinafter specified or as specified by the purchase. In any case where the requirements of the pur… Download
ASTM c33 pdf free download ASTM C33 / C33M – 11a Standard Specification for Concrete Aggregates ASTM C33 / C33M Abstract ASTM c33 pdf This specification defines the requirements for grading and quality of fine and coarse aggregate for use in concrete. Fine aggregate shall consist of natural sand, manufactured sand, or a combination thereof. Fine aggregate shall be free of injurious amounts of organic impurities. Fine aggregate for use in … Download
onditions during curing. This test method is used to determine compressive strength of cylindrical specimens prepared and cured in accordance with Practices C31/C31M, C192/C192M, C617, and C1231/C1231M and Test Methods C42/C42M and C873. The results of this test method are used as a basis for quality control of concrete proportioning, mixing, and placing operations; determination of compliance with specifications; control for evaluating ef… Download
ASTM c31 pdf free download ASTM C31 / C31M – 10 Standard Practice for Making and Curing Concrete Test Specimens in the Field ASTM C31 / C31M Significance and Use ASTM c31 pdf This practice provides standardized requirements for making, curing, protecting, and transporting concrete test specimens under field conditions. If the specimens are made and standard cured, as stipulated herein, the resulting strength test data when the speci… Download