In general, this bid is for the Pueblo West Metropolitan District to purchase road maintenance materials for a repsonsible, responsive, bidder for the following items.
BASE COURSE
All base course items shall meet the requirements of the “Colorado Department of Transportation
Standard Specifications for Road and Bridge Construction 2017” and as subsequently revised except
as modified in the bid specifications. Base course will consist of a crushed naturally occurring rock material (no slag).
Aggregate base course will consist of a crushed naturally occurring rock material (no slag) with 50 percent
of the material remaining on the number 4 sieve having at least two fractured faces.
Aggregate base course shall have a L.A. abrasion test percentage of wear of 45 or less.
Material shall have a minimum “R” value of 77.
COURSE AGGREGATE
All course aggregate materials items shall meet the requirements of the “Colorado Department of
Transportation Standard Specifications for Road and Bridge Construction 2017” and as subsequently
revised except as modified below. Course aggregate will consist of a crushed naturally occurring rock
material (no slag).
RIP RAP
All rip rap items shall meet the requirements of the “Colorado Department of Transportation Standard
Specifications for Road and Bridge Construction 2017” and as subsequently revised.
COVER COAT AGGREGATE
Cover coat aggregate items shall meet the requirements of the “Colorado Department of Transportation Standard Specifications for Road and Bridge Construction 2017” and as subsequently revised. Cover coat aggregate will consist of a crushed naturally occurring rock material (no slag).