Italy

Participants
Owner Acquedotto Pugliese Spa
Contractor Fratelli Andresini Srl.
Location of the Job Site Lecce, Italy
Tender
Short Description of Job Laying of gravity sewers ID 800 mm / OD 860 mm GRP pipe at the “Viale della Liberta” in Lecce, Italy
Specifications for Tenders 2.900 m laying of gravity sewers ID 600 mm by open trench, 800 m gravity sewers ID 800 mm with trenchless technology (pipe jacking)
Alternative Methods proposed by the Constructor Guided auger boring instead of slurry microtunneling
Ground conditions
Described Ground in the Ground Report So called Lecce Stone (Calcarenite Leccese)
Encountered Soils As described in the soil report. Close to the center of the city Lecce stone with traces of silty sand
Depth of Coverage Up to 6 m
Accuracy Tolerances for line and grade ± 20 mm, given slope 0,2 %-0,6 %
Time for Job or Production Rate Start of pipe jacking in November 2015, daily performance up to 15 m
Driving Length Up to 85 m
About Image
About Image
About Image
About Image
About Image
About Image
About Image
About Image
About Image
About Image

Bohrtec Gesellschaft für Bohrtechnologie mbH
Konrad-Zuse-Straße 24
D - 52477 Alsdorf
+49 (0) 2404 9881 - 0
+49 (0) 2404 9881 - 10
info