Bored piles Archives - Geotechnical Master

Pile trimming

2 September 20205 April 2020 by Gerardo Marote

The trimming eliminates the polluted/dirty concrete and a minimum of sound concrete above the cut-off level, over the full cross section of a pile (Standard EN 1536: Execution of special geotechnical works: bored piles). Trimming shall be carried out without damaging the concrete, reinforcement and instrumentation of the pile. The FPS (Federation of Piling Specialists) has prepared an excellent document about breaking down of piles, which includes the most relevant technologies for pile trimming. The … Read more

San Francisco Station – Quito Metro

8 September 2017 by Gerardo Marote

Grupo Terratest Foundations works for San Francisco Station, in Quito, are over. Great job by Terratest Group.

Foundation works – Quito Metro

30 March 2017 by Gerardo Marote

Grupo Terratest Impressive foundation works for Quito Metro.

TransGambia bridge – Terratest Africa

15 February 2017 by Gerardo Marote

Execution of offshore piles for TransGambia Bridge, in Gambia, by Terratest Africa.

Drilling Foundation Safety Video

16 January 2017 by Gerardo Marote

Express Yourself Learning Safety measures for the execution of bored piles.

Pile Cap and Column Construction Time-Lapse

27 November 2016 by Gerardo Marote

Time-lapse video showcasing pile cap and column construction on the Gerald Desmond Bridge Replacement Project. LBbridgeproject

Excavation pit with ongoing geotechnical works

22 November 2016 by Gerardo Marote

Excavation pit: retaining walls, anchors and deep foundation by bored piles. geobuuk

Hard rock drilling with cluster hammmer

21 June 2016 by Gerardo Marote

Piling Contractors. Utilization of cluster hammers por pile drilling. Apparently rocks with UCS up to 400 MPa can be drilled with this system!

Bored piles executed with casing oscillator and clamshell

20 June 2016 by Gerardo Marote

ariel quintero Animation of the execution of full cased piles excavated with clamshell. The casing is installed with an oscillator instead of the rotary head of the piling rig.These piles are commonly called “Benoto piles” in some regions.

Bored piles with temporary casing

15 June 2016 by Gerardo Marote

Rawad El-Debs Execution of bored piles with a Liebherr LB 36 and temporary casing for ground support.

Rebar splicer connection for bored piles

7 June 2016 by Gerardo Marote

PT Fujibolt Indonesia Rebar splice coupler connector for cast-in-place piles: earthquake-resistant rebar coupler.

Reverse circulation drilling

5 June 2016 by Gerardo Marote

“The reverse circulation drilling is generally used for large diameter piles and consists of returning the drilled material and flushing medium to the surface inside the drill pipes. The pressure and flow of the drilling fluid at, and immediately behind, the drilling bit effectively flushes the drilled material away from the bit and also prevents the borehole from collapsing. Further back from this the hydrostatic head of the drilling fluid ensures the stability of the … Read more