IV. A preliminary site investigation revealed that the existing Finish of Road Level (FRL) is at the same level with the
Posted: Mon Apr 25, 2022 9:35 am
IV. A preliminary site investigation revealed that the existing Finish of Road Level (FRL) is at the same level with the Temporary Benchmark (TBM), at 45.750m above OS Datum. The proposed road extension FRL will be at the same level with the existing road level. Indicate the reduced levels on top of each layer of material in the composition of your road, starting with the excavation to foundation level.