Rates, Norms & Durations
Water Management
Water Management Production Rates & Build Times:
Subjects on this page
| Activity | Entry (verbatim) | Source |
|---|---|---|
| Elevated Watercourse | Modification of an existing 6 m high elevated canal. Normal canal is 12 m in width, to allow single passing on bridge/aqueduct structures, a 5.5 m minimum width is required. Normal depth of water is 1.3 m. Some 4 number "V" shaped piers on 1,200 mm bored piles, each 20m deep, supported a central span of 40 m with 17 m elevated "run on" section between the piers and ground abutments. Overall length 75 m and 5.5 m wide water course and 3.5 m footways on each side. Clay dams were installed at each end, canal was drained (fish removed !) with some 35,000 m3 of excavation removed. Overall time period = 38 weeks Construct new lock = 29 weeks | Elevated Watercourse |
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These values were contributed by members and reflect the conditions, methods and regions they worked in. They are a starting point for estimating, not a standard. Check them against your own records, the site conditions and the contract before relying on them.