Overflow Channel and Spillway at Gowrie Junction QLD – 0108

PROJECT:

Replace Failed Rock Mattresses on overflow channel

LOCATION:

Gowrie Junction QLD 4252

PROJECT STATS:

• 209 square metres
• 9 Rolls at 10 meters long and 2.4 meters wide
• 1 Weeks start to finish
• 7 tonne excavator
• 1 operator and 1 labourers

OUR REF: ACM 0108

PROJECT OVERVIEW

For the stabilisation of water-channel sides and beds to reduce the inevitable erosion caused by water running down unprotected slopes.

The mats are to be laid 3 x 2.4m wide x 45 meters long.

Pined down with 450mm U-Bar anchors.

WORKS UNDERTAKEN

• An excavator with bucket was used to dig and shape the new drainage channel.
• Excess soil had to be removed from site.
• Site required levelling.
• Concrete Erosion mats were lifted from truck into position.
• The concrete mats where laid longitudinally up the drain.
• The mat edges were trenched into the soil. The joins where pinned using U-Bar anchors.
• The Concrete mats where topped with soil to promote vegetation growth.

RESULTS & BENEFITS:

• Safe and hard surface created from mat enabled a permeable drain.
• Easy to maintain and mow.

TOOLS & EQUIPMENT FOR INSTALLATION

• One excavators to offload and place in drain.
• Fast and efficient installation. One labourer on the ground to assist positioning, spreading soil over mats, and preparation of the site for public access.

TIME:

4 weeks for preparation, laying and covering the mat into place.