Case studies show best-in-class speed, efficiency and success in difficult soil conditions

City of Biloxi, Mississippi (USA)
Work performed by JABAR Corporation using Innovative Trenchless Systems machines.
Work was completed approximately 100 feet (31 m) from the Gulf of Mexico.

The sanitary sewer line to be replaced ran underneath a house. The machines caused no damage to or cracking of the house or outdoor structures such as the driveway.

Soil: Running sand

Host pipe: 15 inch (38 cm ) clay

Replacement pipe: 16 inch (941 cm) HDPE

Length of pull: 320 feet (98 m)

City of Jefferson, Texas (USA)
Work performed by JABAR Corporation using Innovative Trenchless Systems machines.

Innovative Trenchless Systems’ machine was brought in after a hammer that started the job got stuck and had to be dug out before work could proceed. The hammer eventually completed 100 feet (30 m) of the job, but its progress was slow and difficult. The Innovative Trenchless Systems machine that replaced it finished the job quickly with no problems.

Soil: Running sand

Host pipe: 8 inch (20 cm) clay

Replacement pipe: 8 inch (20 cm) HDPE

Length of pull: 400 feet of 500 foot total (122 m of 152 m total)

City of Oxford, Mississippi (USA)
Work performed by Eubanks Construction using Innovative Trenchless Systems equipment and with technical assistance from Innovative Trenchless Systems experts.

Work consisted of six pulls totaling 2476 feet (.75 km). The job was completed in 12 working days.

Soil: Dry sand

Host pipe: 6 inch (15 cm) clay

Replacement pipe: 20 cm (8 inch) HDPE IPS, DR-17

Lengths of pulls:

410 feet (125 m)

570 feet (174 m)

466 feet (142 m)

Soil: Dry sand

Host pipe: 6 inch (15 cm) clay

Replacement pipe: 12 inch (30.5 cm) HDPE IPS, DR-17

Lengths of pulls:

320 feet (98 m)

350 feet (107 m)

360 feet (110 m)

City of Monroe, Louisiana (USA)
Work performed by JABAR Corporation using Innovative Trenchless Systems machines.

The 1870 feet (.57 km) pull was completed in 2 working days, including site preparation and reconnection of manholes.

Soil: heavy gumbo (sticky, heavy clay)

Host pipe: 8 inch (20 cm) clay pipe

Replacement pipe: 8 inch (20 cm) HDPE IPS, DR-17

Length of pull: 1870 feet (.57 km)

City of Lake Charles, Louisiana (USA)
Work performed by E.B. Feucht & Sons, Inc. using Innovative Trenchless Systems machines.

Job consisted of 3 pulls totaling 2545 feet (.78 km). All work was completed in seven days, including manhole connections and 75 service reconnections. Each pull took only one day.

Soil: sandy clay

Host pipe: concrete

Replacement pipe: HDPE IPS, DR-17

Lengths of pulls:

965 feet (294 m) of 12 inch (30.5 cm) into 12 inch (30.5 cm)

720 feet (219 m) of 8 inch (20 cm) into 8 inch (20 cm)

860 feet (262 m) of 8 inch (20 cm) into 8 inch (20 cm)

City of Clayton, Louisiana (USA)
Work performed by JABAR Corporation using Innovative Trenchless Systems machines.

Job consisted of pulls totaling 4,454 feet (1.36 km) of 8 inch (20 cm) pipe over 45 working days. The work was done with a six man crew that completed pipe bursting, service reconnections and restoration of paved surfaces that were cut to allow for the work to be performed.

Soil: heavy gumbo (sticky, heavy clay)

Host pipe: 8 inch (20 cm) clay

Replacement pipe: 8 inch (20 cm) HPDE IPS, DR-17

Lengths of pulls:

397 feet (121 m)

242 feet (74 m)

1730 feet (.5 km)

90 feet (27 m)

830 feet (253 m)

40 feet (12 m)

395 feet (120 m)

34 feet (10 m)

366 feet (112 m)

330 feet (101 m)

Average speed: 99 feet (30 m) per day.

City of Lafayette, Louisiana (USA)
Work performed by JABAR Corporation using Innovative Trenchless Systems’ continuous pull machine with two inline cylinders (one cylinder is always pulling while the other recovers).

Soil: clay

Host pipe: 8 inch (20 cm) clay

Replacement pipe: 10 inch (25 cm) HDPE

Length of pull: 1000 feet (305 m)

Speed: 32 feet (10 m) per minute