Government Contract | Oklahoma
READY MIX CONCRETE

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Bid Information


Bid Alert No: 00000420970

Bid Title: READY MIX CONCRETE

Agency Bid No. Title: 16-96-16

Received Date: 11/19/2015

Close Date: 12/01/2015

Purchase Type: 6 months for completion

Delivery Point:

Delivery Date: Not Stated

Specifications

Specifications include, but are not limited to:Mix Design and ProportioningA) The following classes of concrete shall be used by the City of Ada (City): Table 1: Concrete Class Specifications Minimum 28-day Compressive Strength (psi) Minimum Cement Content lb/yd3 (sacks/yd3) Air Content (%) Maximum Water/Cement Ratio, (lb/lb) Slump (inches) 2500 423 (4.5) 5-7 0.62 2-4 3000 470 (5.0) 5-7 0.48 2-4 3500 517 (5.5) 5-7 0.48 2-4 4000 564 (6.0) 5-7 0.44 2-4 Note: Fly ash meeting the requirements of Section 702 of the1999 Edition of the Oklahoma Department of Transportation Standard Specifications for Highway Construction (ODOT Specs) may be substituted for up to 15% of the required cement. 1) The water/cement ratio shall be calculated by using the following equation: W/C=Water/(Cement + Fly Ash) The water actually used is determined by the water measured into the batch plus the free water on the wet aggregate minus the water absorbed by dry aggregate plus water in any admixture solutions and shall not exceed the limit specified.

Bid Related Documents

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Product Code: 75070

Agency Information


Issuing Agency: City of Ada

State: Oklahoma

Agency Type: State and Local

Contact: 512 North Stockton Street, Ada, Oklahoma, 74820

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