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Slope Stability - Malshej Ghat, NH222 (1) 2019

SPIDER® and DELTAX® after installation at the vertical rock slope

Slope Stability - Malshej Ghat, NH222 (1) 2019

Shooting stones from this slope onto the road turn made it very dangerous for traffic to pass by

Slope Stability - Malshej Ghat, NH222 (1) 2019

Anchors and spike plates are fixing the mesh to the rockface

Slope Stability - Malshej Ghat, NH222 (1) 2019

TECCO® installed and laid out to support the top part of the slope

Slope Stability - Malshej Ghat, NH222 (1) 2019

DELTAX® mesh rolls being transported to the top for unrolling

Slope Stability - Malshej Ghat, NH222 (1) 2019

SPIDER® and DELTAX® combination system after installation.

Slope Stability - Malshej Ghat, NH222 (1) 2019

SPIDER® is unrolled over DELTAX® mesh

Slope Stability - Malshej Ghat, NH222 (1) 2019

The installed SPIDER® and DELTAX® protecting the traffic below as well as the tourist spots

Slope Stability - Malshej Ghat, NH222 (1) 2019

SPIDER® system installed below an RXE-5000 rockfall barrier to strengthen the downslope overhanging boulders

 

Year of installation

2019

Initial situation

The Malshej Ghat is part of the Western Ghats in the Thane District of Maharashtra. The National Highway 222 connects Pune and Navi Mumbai with regional and national traffic.

Malshej Ghat encounters a lot of rainfall every year. The monsoon season also brings tourists who visit the resort atop the ghats for recreation.

The «Ghat» which means flank/range, is prone to soils getting washed out. Exposed slopes collapse on the road below, major accidents and road closing disrupt traffic and cause damages to life and property.

Description

The Public Works Department (PWD) approached Geobrugg for a solution. According to the strata, Geobrugg's TECCO® and SPIDER® were installed to stabilize these slopes:
TECCO®  at slopes that were primarily clayey and susceptible to collapse. SPIDER® on more rocky strata and larger areas, in combination with DELTAX® as a secondary mesh for catching smaller stones.

Anchors were drilled 5 to 6 meters deep.
Drilling and unrolling of the meshes were carried out with the help of cranes.

Customer

Public Works Department, National Highways

Contractor

Pioneer Foundation Engineers, Mumbai

Protected object

Road, Touristic infrastructure, Infrastructure

Corrosion protection

GEOBRUGG SUPERCOATING, GEOBRUGG ULTRACOATING

Other installed applications

Rockfall Protection

Your local contact

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Switzerland Country Manager Ost- und Zentralschweiz, Liechtenstein

E-Mail

René Müller
   

René Müller

Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG,Industriestrasse 21,5200 Brugg / Switzerland Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

E-Mail

Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

Natural Hazards
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Switzerland Project Manager Inspection Services

E-Mail

Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / Switzerland Ticino Country Manager

E-Mail