4",6",12" Collars and
Reducing Collars

Precast Concrete Collars and Reducing Collars

Precast Concrete Collars and Reducing Collars

Precast Concrete Collars and Reducing Collars

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Precast Concrete Collars and Reducing Collars

Concrete: 5,000 psi @ 28 days
                  5% - 8% entrained air
Rebar: ASTM A-615 grade 60
Design criteria: a) ASTM C585
                            b) Loading per ASTM C857, including:
                              -Earth cover: Min 2' - 0" Max 5' - 0"
                              -AASHTO HS-20 wheel load & applicable impact
                              -Vertical & lateral soil pressures determined using 120 PCF 
                               soil density
                           c) Ground water at 3' - 0" below grade
                           d) Reinforcing cover per ACI 318
Weight: 4" collar plain: 310#
             6" collar plain: 465#
             6" collar with step: 475#
             12" collar plain: 915#
             12" collar with step: 925#
             7" x 24" ID collar: 950#

Precast Concrete Collars and Reducing Collars

Item Description Qty.
1 Precast concrete collar 1
2 3/8" Ø steel lifting loop 3
3 3/4" Ø steel step diamond knurled hot dipped galvanized required only with 6CS & 12CS 3

Precast Concrete Collars and Reducing Collars