Dover Downs International Speedway, Dover, Delaware. 44' (13.4m) wide unbonded concrete overlay. 6" (152mm) deep non-reinforced concrete pavement with tie bars on longitudinal contraction joints. Load transfer dowels were placed at construction joints and at transverse joints where heavy equipment crosses the track. Pavement slope varied from 9° on the straight-of-ways to a maximum of 24° in the curves. |
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Special G&Z Canal Liner, Two Track, with Trailing Finishing Pan; 36" (914mm) Wiper Conveyor with variable discharge height; variable slope hinge, automatic where lower crawler track attaches to main frame; variable slope operator control platform.
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Notice no forms were required for slipformed edge
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Slipform was tied to off-road truck with special constant tensioning device to prevent Liner from slipping and to avoid adversely affecting the automatic steering.
36" (914mm) |
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Concrete was delivered to Slipform with agitors via a concrete placer (yellow)
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Wiper Conveyor distributed concrete uniformly across the front of the machine into the Slipform Liquification hopper. |
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Surface was closed by Trailing Finishing Pan. Surface finish was provided by burlap bag |
Lower Liner trackline was built "level with the world" out of asphalt millings.
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Liquification Hopper was arranged to allow chaired tie bars to pass through the hopper. Front of hopper raises to allow transverse dowel baskets to pass. |
Longitudinal joints were sawn by "soft cut" saws.
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Pricing information can be obtained by contacting Guntert & Zimmerman directly.
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Email
for additional information on the
Special Canal Racetrack Paving Equipment
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