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Manhole Rehabilitation Services


Location
Missouri
Publication Date
01/07/2019 06:41 AM EST
Closing Date
02/04/2019 11:00 AM EST
Issuing Organization
Metropolitan St. Louis Sewer District (MSD)
Solicitation Number
Description

Specifications include, but are not limited to: a.) Physical Properties, all cementitious coating materials shall conform to the following 28-day minimum physical properties: (1) Compressive Strength (ASTM C109) 9000 psi (2) Flexural Strength (ASTM C293) 1100 psi (3) Permeability (AASHTO T-277) Not to exceed 400 coulombs (4) Material Wet Density Minimum 127 +/- 5PCF b.) Material Design, All cementitious coating materials shall be approved for use based upon the following design conditions: (1) Low to mild hydrogen sulfide environments (pH>3.0).

Source
http://www.stlmsd.com/msd-work/bidding-projects/bid-opportunities (opens in a new window)

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