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ASTM C915-79(2018)
Standard Specification for Precast Reinforced Concrete Crib Wall Members
Přeložit název
NORMA vydána dne 1.7.2018
Informace o normě:
Označení normy: ASTM C915-79(2018)
Datum vydání normy: 1.7.2018
Kód zboží: NS-854236
Počet stran: 6
Přibližná hmotnost: 18 g (0.04 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM C915-79(2018) :
This specification covers open- and closed-face precast reinforced concrete crib wall members for earth-retaining structures or protection against stream encroachment. The concrete crib wall shall conform to the dimensions prescribed in this specification. Manufacturing materials shall include portland cement, aggregates, chemical admixtures, water, and steel reinforcement. Manufacturing shall conform to the procedures which include mixing, reinforcement-concrete placing, forming, curing, cleaning, oiling, and finishing. Compression tests shall be made on standard concrete cylinders and shall conform to the design strength indicated in this specification.
Keywords:
ICS Number Code 91.100.30 (Concrete and concrete products)
Doplňující informace
| 1. Scope | ||||||||||||||||||||||||||||||||||||
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1.1 This specification covers open- and closed-face precast reinforced concrete crib walls intended to act as earth-retaining structures or as protection against stream encroachment. Note 1: This specification is a manufacturing and purchase
specification only, with examples and suggestions for usage.
Successful performance of this product depends on the proper
selection and assembling of members, proper foundation and bearing
material, and consideration of backfill heights, backfill material,
drainage, and other engineering and construction considerations.
The purchaser of the crib wall members specified herein is
cautioned that he must properly correlate the field requirements
with the members selected and provide adequate inspection at the
construction site.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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| 2. Referenced Documents | ||||||||||||||||||||||||||||||||||||
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