Our equipment fleet Business areas Description Qty large-diameter piling Diaphragm wall trench cutter 2 bored cast-in-situ piling and hard-rock boring Diaphragm wall grab 5 driven cast-in-situ, driven precast and precast spun piles Rotary piling rigs 52 diaphragm walls and cut-off walls Driven precast piling rig 4 secant pile and sheet pile walls Driven cast-in-situ piling rig 3 marine and riverfront structures Vibro-hammer and Vibroflot 12 intake structures Soil investigation rig 16 deep foundation-supported bridges ground improvement and soil investigation Crane 33 micro-tunneling Anchor drilling rig 3 water retaining structures Multi-hammer drill 1 deep mine shafts

we are L&T GeoStructure is a part of L&T Construction – the construction arm of Larsen & Toubro Limited, a major Indian multi-national in technology, engineering, construction, Presence in India manufacturing and financial services, with Delhi global operations. Noida

L&T GeoStructure is a unique entity, Lucknow formed to focus on foundation and ground Vindhyachal

improvement-related business. We are a strong Patna and professional foundation specialist team Dahej Kalinganagar with the knowledge of design, equipment Hazira Kolkata Jamul and methods to execute and supervise Mumbai sophisticated foundation works. Hyderabad Kakinada

Bengaluru Nellore Chennai Kannur Karur Kozhikode Kochi L&T GeoStructure

One-stop Design & Build Extensive Focussed approach Exceptional Reliable solution provider expertise experience to safety quality partnership

L&T GeoStructure is a recognized With an expert in-house design With rich experience across India, Safety is the prime focus of the L&T GeoStructure is known for its We partner with our customers to and reputed brand name for team, and key personnel focussing we have executed piling of about organization, and each employee high product quality, and we offer form a long-lasting relationship. executing high-quality and on various design verticals, we are 6.5 million RM with diameters is committed to creating a safe long-lasting, technically superior With our technological expertise, lasting foundation structures. equipped to offer `Design & Build’ ranging from 500mm to 2500mm working environment. Safety is a and inherently strong foundations, we offer alternative and cost- We offer total solutions below solutions to the customer, with our and about 200,000sq.m. of continuing journey and we practise which represent the very best value effective solutions, and adhere to the ground, tailored to suit every forte being novel breakthrough diaphragm walls, with an emphasis a proactive approach to maintain for money. demanding time schedules, thereby customer need, and add value solutions. on creating value for the customer. high standards of safety. creating value for the customer. for the customer, across the wide During execution, we have spectrum of ground engineering. encountered various challenging types of soil strata and have emerged successful with innovative cost-effective solutions. differentiates us

Hard rock boring Diaphragm walls using trench cutters We possess the expertise and equipment to drill in very hard L&T GeoStructure has successfully strata where uniaxial compressive completed diaphragm wall panels strength is greater than 100 MPa. using trench cutters for depths This exploration in challenging varying from 25 – 30m at metro and geotechnical strata calls for commercial projects across India. innovative engineering techniques.

Large diameter piling Top-down construction method Ground improvement Design

A first in India! L&T GeoStructure We are one of the pioneers L&T GeoStructure has successfully Our in-house high-end design team successfully executed piles of of the top-down construction executed ground improvement provides unique and cost-effective diameter 2500mm and depth of method. This has the advantage of solutions on `design and build’ solutions, and is known for their 33m in very hard rock strata at simultaneous working both above basis for various high-rise technical expertise by their paper Chennai Metro Rail site. These and below ground, thus resulting structures across India. We offer presentations in various ground large diameter piles contribute in significant time savings, thereby a combination of piles and stone engineering seminars across the significantly to time and cost unlocking value. columns to avoid liquefaction. world. We use in-house developed savings, thereby creating value for high-end software applications for the customer. in-depth analysis of various ground engineering issues, to recommend optimal solutions. BPCL, Kochi - We have achieved successful completion of bored cast-in-situ piles for a refinery by executing more than 10,000 piles of diameter 500mm and depth upto 17m.

Amrapali Verona Heights, Noida- L&T GeoStructure has executed piling of diameter 1200mm and depth 40m on design and build mode. The pile capacity has been proven by conducting instrumented load tests.

we have done

Sobha Developers, Bengaluru We have successfully unlocked value for the client in the heart of the city, by executing 27m deep diaphragm wall which created five basements, on design and build basis.

Chennai Metro Rail Limited at Chennai- L&T GeoStructure constructed diaphragm walls of thickness 1000mm and depth 30m using trench cutters and grabs for various stations of Chennai Metro Rail Limited. We have also executed sheet pile walls and plunge-in columns for CMRL. We have executed piling of diameter 2500mm and depth 33m in hard rock strata. Bored cast-in-situ piling at Amrapali Verona Heights, Noida. Bored cast-in-situ piling L&T GeoStructure has the capability and expertise to carry out piling of diameters 600mm upto 2700mm and depths upto 55m. We have high-end strategic equipment such as Large diameter piling BG 36 and C600 rigs which give a cutting-edge over competitors. This is a unique niche area, and we are experts in the design and execution of large diameter piles – ranging from 1200mm to 2700mm diameter. These large diameter piles have huge advantages in terms of savings in time and cost. 2500mm dia pile at CMRL, Chennai

we do Hard rock boring We are well equipped to carry out boring in very hard rock strata. With our trained and specialist operators, we can execute bored cast- in-situ piling in all types of ground strata.

2.5 million RM bored cast -in-situ piling executed with diameter upto 1500mm 4.2 million RM of driven cast-in-situ / precast piling executed Driven cast-in-situ and driven precast piling and precast spun piles We are capable of executing driven cast-in-situ piles of diameters 400 to 600mm and depth of 25m. We can execute driven precast piles of 450mm square upto depth 60m, and precast spun piles of diameter 300 to 600mm upto a depth of 60m.

Driven precast raker piling at RIL Kakinada, Driven cast-in-situ piling for a Andhra Pradesh residential complex at Chennai

Precast spun piling work for CINDA at Dahej, Gujarat Diaphragm wall work for Sobha Developers at Bengaluru

Sheet pile wall at CMRL, Chennai

Embedded retaining structures

Diaphragm wall and sheet pile wall We have the capability and expertise to execute diaphragm walls of thickness 600mm to 1500mm and upto a maximum depth of 70m to 80m. Our trench cutters can cut into extremely hard rock formations. We have Baya grabs which execute diaphragm wall of sizes 600mm to 1000mm thick and upto 75m depth and can do trenching in hard soil and even weathered rock. Our kelly grabs execute diaphragm walls of sizes 600mm to 1000mm thick and depth upto 40m, and are well suited for soils. We can execute temporary retaining structures like sheet pile wall of depth upto 20m, in waterfront structures and land applications.

170,000 sq.m diaphragm/cut-off wall executed of thickness upto 1000mm Diaphragm wall work at DMRC, Delhi

Secant piling and anchors

Secant pile wall for a residential project at Chennai

L&T GeoStructure has executed secant pile wall of diameter 900mm and depth 20m, which is unique in the building sector. This system significantly reduces water ingress into the basement during excavation, resulting in considerable savings for the customer. We can also install anchors with stressing, in soil and rock. As a `Design & Build’ specialty geotechnical contractor, we have expertise in anchors which can be installed at any angle from vertical to horizontal, pre- stressed or passive, depending on the requirement. • Temporary & Permanent Anchor • Soil nailing • Rock bolts

Anchors for a residential project at Chennai Marine piling at MFF Kattupalli, Chennai

Marine and riverfront structures, intake structures, deep foundation-supported bridges

We are equipped with experienced talent to carry out the following major structures: • Jetties, berths and breakwaters • Bridges across waterbodies • Off-shore pylons for windmills and other structures • Wave energy caissons • Water supply structures (intake wells)

• Well foundations With our large diameter piling expertise, we are capable of executing deep foundation-supported bridges with spans of about 40m. Gabion wall work at Kattupalli shipyard, Chennai

Marine piling at Kattupalli shipyard, Chennai Large diameter piles for deep foundation-supported bridges Pre-fabricated vertical drains Deep soil mixing work - soil at Dhamra port, Odisha cement column

Geotechnical lab at L&T Chennai Geotechnical investigation Ground Our special geotechnical investigation wing provides improvement a comprehensive range of field and laboratory tests L&T GeoStructure offers `Design & for engineering projects such as nuclear, defence, Build’ innovative and value engineered bridges, dams, buildings, factories, infrastructure ground improvement solutions. (roads, railways, ports) etc. Techniques: Laboratory testing: • Vibrostone columns • Identification and shear strength of soil samples • Vibrocompaction • Swelling, compaction, consolidation properties of • Dynamic compaction soil samples • Sand compaction piles • Preparation, identification, strength and • Prefabricated vertical drains deformation test on rock samples • Deep soil mixing • Chemical test on soil and water • Rigid inclusions • Micro piles • Grouting The above techniques have been Field testing executed at various sites across India. • Drilling in soil and rock • Field testing such as - SPT (Standard Penetration Test) - SCPT (Static Cone Penetration Test) - DCPT (Dynamic Cone Penetration Test) - PLT (Plate Load Test) • Specialized field testing such as - ECPT (Electric Cone Penetration Test) - Block shear test on rock - Deformation on rock Stone columns for Nellore water - Dilatometer test supply scheme at Nellore, - Pressure meter test Andhra Pradesh - Block vibration test - Cross hole seismic - Seismic refraction - ERT (Electrical Resistivity Test) - Geological mapping - Gamma logging

Geotechnical investigation for Sobha Developers at Kozhikode, Kerala Resources A large skilled base of 220 technicians, 300 well-qualified staff and an array of expats with niche area expertise, form the core of our capability spectrum. Hands-on training programs for technicians are conducted periodically, in association with the equipment manufacturers, to ensure enhancement of skillsets for improved equipment we have performance.

Environment Health and Safety (EHS) Quality We have a safety team comprising 20 qualified L&T GeoStructure’s Quality Management System has personnel, with a structured presence across clusters been certified to ISO 9001-2008 standard by LRQA and sites. Our corporate management has enunciated (Lloyd’s Register Quality Assurance). policies that emphasize on EHS through structured and well-defined procedures at every stage of construction. East L&T GeoStructure Technopolis, VI Floor Plot No.4, Block - BP Sector - V. Salt Lake City. Kolkata - 700 091. Tel: 033 4408 8115

North L&T GeoStructure XI Floor IFCI Tower 61, Nehru Place New Delhi - 110 019 Tel: 011 4941 2719

West L&T GeoStructure Landmark-“B”, Ground floor Suren Road, Off Andheri-Kurla Road Andheri - (East) Mumbai - 400093 Tel: 022 6181 7553

Mount Poonamallee Road, Manapakkam Chennai - 600 089, INDIA Tel: +91 44 2270 4306 Fax: +91 44 2270 4343 e-mail : [email protected] Website: www.Lntecc.com