Concrete Pinning - During underpinning operations a cycle of every 4th or 5th pin being constructed concurrently is adopted.
- Rate of 1.2 m/day, i.e. 1 number support pin per day
Underpinning...
Task / DescriptionSlow Ave Fast Units Concrete Pinning, 4th or 5th pin cycles- 1.2 2.2 m/day Brickwork Pinning, 1.0 brick thick- 0.4 0.7 m2/hr Brickwork Pinning, 1.5 brick thick0.1 0.3 - m2/hr Brickwork Pinning, 2.0 brick thick- 0.2 - m2/hr Wedge and Pin Method, 102mm wall- 0.8 - m/hr Wedge and Pin Method, 215mm wall- 0.7 - m/hr Wedge and Pin Method, 317mm wall- 0.5 - m/hr