Currently the contractor demolition in progress created by construction of bored piles at the location of the abutment head on the banks of the TRA NOC Bridge. However the geology encountered is the hard soil, the soil is a far cry from than the geological survey report has been approved.The contractor used excavators but could not be, the contractor must use the demolition hammer mounted on the excavator to demolition is this hard ground layer (image attached).Comments contractor/Contactor's comment: suggest owner, supervising confirm the demolition of this hard land class. The contractor will proceed to measure the actual demolition under the drawing as the basis of submitting parties involved consider calculating the expense incurred. Advisory opinion monitoring/CSC's comments: supervising confirmed in the abutment head on the banks of the TRA NOC bridge has reinforced soil chemicals very thick black must use the demolition hammer to break the hard soil.
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