Germany - Excavation and earthmoving work

Description

Remediation area KS RL-NO: surface preparation, open soil excavation (13 000 m3), construction of 6 construction water wells, transport of mineral oil contaminated soil up to 3 km transport distance (5 000 m3), compacted backfilling, pumping and treatment of approx. 54 000 m3 water in a total plant for pollutant adsorption with activated carbon (incl. Water treatment to the remediation area PS 3 incl. kerosene separation and separation); restoration of the initial conditionRemedediation area PS 3: surface preparation, creation of a soil management area (2,000 m2), open excavated soil (43,000 m3), screening and transport of mineral oil-contaminated soil up to 3 km transport distance (29,000 m3), compacted backfilling, formation of planum. Construction and operation of a groundwater treatment plant with a throughput capacity of 100 m3/h (including water treatment for the remediation area KS RL-NO) with pumping and treatment of approx. 50 000 m3 water.Establishment of the infrastructure for a subsequent microbiological in-situ remediation (18 wells, throughput: 27 m3/h, microbiological groundwater treatment by means of activated sludge process, chemical dosing station (nitrate, phosphate), piping and rigol system, underground storage basin, control and regulation technology, ancillary equipment, operation of the microbiological in-situ remediation until the remediation target values are reached.

Opportunity closing date

21 October 2019

Value of contract

to be confirmed