Bored Piling

Bored Piling

Task / DescriptionSlow  Ave  Fast   Units
 Cycle Time, 5-20m deep8.0 4.0 4.0  days/no
 Cycle Time, 20-40m deep10.0 8.0 -   days/no
 Cycle Time, 40-70m deep25.0 10.0 -   days/no
 Cycle Time, 70-90m deep45.0 25.0 -   days/no
 Cycle Time, 90-135m deep60.0 45.0 -   days/no
 Move piling setup to next location-  2.0 -   hrs
 Excave shaft by grab, general fill/uppr levels-  3.5 -   m/hr
 Excave shaft by grab, sand/minor rubble-  2.1 -   m/hr
 Excave shaft by grab, marinve/aluvium-  2.5 -   m/hr
 Excave shaft by grab/RCD, CDT-  0.5 -   m/hr
 Excave shaft by grab/RCD, CDG <150-  1.5 -   m/hr
 Excave shaft by RCD, CDG 150-200-  1.0 -   m/hr
 Excave shaft by RCD, CDG >200/gravel-  0.5 -   m/hr
 Excave shaft by RCD/Chisel, corestones-  0.5 -   m/hr
 Excave Rock Socket by RCD, grade IV/V rock-  0.2 0.3  m/hr
 Excave Rock Socket by RCD, grade II/III rock-  0.1 0.2  m/hr
 Excave Rock Socket by RCD, tendering rate-  0.1 -   m/hr
 Add/remove RCD plant-  2.0 -   hrs
 Add/remove RCD drill string/drill bit-  5.0 -   hrs
 Remove Obstruction, above water hand hammers-  0.8 -   m/hr
 Remove Obstruction, below water heavy chisel-  0.5 -   m/hr
 Concrete Plug, RCD off/tremmie/concrete/cure/RCD on60.0 53.0 50.0  hrs
 Install air lift tremmie tube-  5.0 -   hrs
 Fabricate reinforcement cages-  2.5 -   hs/cage
 Install reinforcement cages-  2.0 -   hrs/no
 Shaft cleaning, air lifting after excavation-  8.0 -   hrs
 Shaft cleaning, air lifting after cage installed-  2.0 -   hrs
 Shaft concreting/extract casing 5-70m deep-  12.0 -   hrs
 Shaft concreting/extract casing 70-95m deep-  14.0 -   hrs
 Shaft concreting/extract casing 95-135m deep-  48.0 -   hrs
 Concrete curing prior to remove telescopic casing-  72.0 -   hrs
 Concrete Testing, Coring Test-  3.2 2.2  m/hr
 Concrete Testing, Sonic Logging Test-  2.5 -   hrs/no
 Concrete Testing, Vibration Test-  6.5 -   hrs/no

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