RETAINING STRUCTURES
 

Comprise earth and water retaining structures which are as below:

  Diaphragm wall of various thickness and depth
  Cut-off/slurry wall
  Secant pile wall
  Contiguous/touch pile
  Sheet pile
  Holistic sub-structure construction
  Earthen dams, barrages, weirs, waterways and irrigation structures

L&T GeoStructure has expertise in the above areas to provide `Design & Build' total solutions to suit customer requirements. Underground metro stations and buildings with many basements are some of the areas covered by this business vertical.


DIAPHRAGM WALLS
L&T GeoStructure has successfully carried out diaphragm walls of depth of up to 36m for various underground metro stations and buildings across India.


SECANT PILE/CONTIGUOUS PILE WALLS
The Unit has successfully completed secant piles of up to 17m depth for underground basement car parks for various real estate developers across India.


Contiguous pile walls have been successfully installed for challenging projects such as airports, high-rise buildings and office complexes.


CUT-OFF WALLS
L&T GeoStructure has successfully executed India's deepest 45m plastic concrete cut-off wall to arrest dam seepage in the tough Himalayan terrain at a hydroelectric power project. The Unit also has the capability to achieve up to 70-90m depth of 1.2m thick diaphragm/ cut-off walls using trench cutters.


SHEET PILES
L&T has executed over 10,000 sq.m. of sheet piling for the Dhamra port project using Movax side-grip vibro-hammer for the first time in India.



PILING

This segment is classified in the following business areas, incorporating both growth and scope element.
Bored cast-in-situ piles
Steel Piles


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Marine and Riverfront Development

L&T GeoStructure has entered this business vertical, which will act as a major thrust for business growth in addition to scope enhancement. Experienced talent is in place to take up all kinds of marine structures.

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GROUND IMPROVEMENT, SOIL INVESTIGATION AND ANCHORS

L&T GeoStructure has expertise in the above areas to provide `Design & Build' total solutions to suit customer requirements. Underground metro stations and buildings with many basements are some of the areas covered by this

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Micro-Tunneling

The technology pertaining to micro-tunneling system is new in India and there the scope to use it on a wide scale in India. Many cities are facing problems due to old utility lines both for water and sewage. The open-cut system of excavation creates

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DEEP FOUNDATION-SUPPORTED BRIDGES

Bridges across water bodies are constructed using different technologies. Most of the bridges in this category comprise foundations, piers and decks. Foundation and pier alone contribute to about 50 - 60% of the total value.


With extensive experience in deep foundations and high-end equipment to carry out large-diameter


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