Germany - Fire protection work

Description

The Central Facility Management of the City of Krefeld is constructing an appliance house for the volunteer fire department and the rescue service in Krefeld-Traar for Department 37 - Fire Department and Civil Defense.
Separate utility systems are to be built for the two units of the property. The following list represents a rough representation of the work to be performed:- Work on the development of boreholes for geothermal plants:- Obtaining permits- 11 pcs. Deep drilling of 152 mm borehole diameter to a depth of 120 m, in two construction phases (6 and 5 boreholes each)- Inserting approx. 500 m of protective casing into boreholes to secure the borehole walls and pulling it out again after grouting the probes- Installation of 11 pcs. Installation of 11 pcs. double U-tube probes DN 25 with a probe length of 130 m, incl. installation weights, spacers, grouting of the boreholes and ancillary services. Approx. 250 m³ earth excavation work incl. partial lateral storage, partial disposal of earth masses, production of pipeline zones with compaction work- Excavation work for 2 distribution shafts incl. production and compaction of cleanliness layers, sinking of the shaft works- Approx. 1300 m probe connection lines DN 32 incl. Approx. 250 m connection pipes from distribution shafts to the building entrance DN 50 incl. molded/connecting parts and install in the pipe trench by means of electrofusion, plus insulation- After leak tests and flushing of the pipe system, filling with heat transfer medium incl. documentation.

Opportunity closing date

23 October 2023

Value of contract

to be confirmed