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Welcome To
SGNA INFRASTRUCTURE  LLP

Complete Solution For Roads & Bridges with Multi-Discipline Engineering Services

S. Guha Niyogi & Associates – SGNA, Kolkata, India, has been established in the month February‘ 1983 as a multidisciplinary Engineering organization, with a group of highly qualified professionals having experience in execution of various ‘Turnkey Projects’ specially in ‘Bridge projects’, ‘Industrial Projects’ and ‘Projects in Power sector’ starting from conceptual design to final commissioning.

WHAT WE DO

NATIONAL PROJECTS

Consulting Engineers

We are responsible for designing and building infrastructures which are vital to our social, economic and environmental quality of life. Projects are carried out by our dedicated teams that are comprised of professional engineers and technologists. consulting engineers coordinate the efforts and activities of other project team members including other disciplines and specialties to ensure effective project delivery. Other consulting engineers are entirely specialized within their sphere of expertise.

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Engineers & Constructors

We are responsible for designing and building infrastructures which are vital to our social, economic and environmental quality of life. Projects are carried out by our dedicated teams that are comprised of professional engineers and technologists. consulting engineers coordinate the efforts and activities of other project team members including other disciplines and specialties to ensure effective project delivery. Other consulting engineers are entirely specialized within their sphere of expertise.

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INTERNATIONAL PROJECTS

Consulting Engineers

Clients look to SGNA as an integrated solutions provider to deliver the most complex and challenging projects, anywhere in the world. Our engineers are some of the most experienced experts in their respective fields of expertise. They work every day to develop comprehensive, integrated solutions to meet client objectives. Our teams are comprised of engineers who have worked on multiple projects in diverse industries.

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Engineers & Constructors

We take pride in everything we build and when it comes to building trust, we start from the ground up. The relationships we have built with our customers are our strongest foundation. We have built many of the International projects - it exquisite Roads, Railways, Reservoirs, Industrial projects, Power Generation, Transmission, and Distribution projects . Leading-edge capabilities of SGNA cover every discipline of construction focusing on our core specialties of Civil and Electrical engineering.

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Our Services

Cinque Terre
Civil & Structural Engineering
Cinque Terre
Railway & Transportation
Cinque Terre
Residential & Offices

Our Projects

1984

NTPC, throughM/s. TECHNO, CalcuttaApproving Authority:NTPC & DCPL.

Consultancy services with detail design & drawing, complete Fuel oil handling and distribution system for 'Korba' Super Thermal Power Station, Job includes Civil, Mechanical and piping etc. Complete. Rs. 176.0 lakhs

1985

BALCO, through M/s. TECHNO, Calcutta Approving Authority: MECON

Consultancy services with detail design & drawing, for 2nos Slurry Digester vertical Tank of 8.0m dia. and 25.0m height with foundation complete for Bharat Aluminum Company (BALCO) at Korba ( M.P) includes all Civil, Mechanical and piping etc. Complete. ( Approx. cost of construction Rs. 72.5 lakhs

2010

The Royal Government of Bhutan, Ministry works & Human Settlement, Department of Road & Bridges

Consultancy services Detail project report, survey, subsoil investigation and detail design, drawings for 115.0m c/c span Double lane Steel Arch Bridge with RCC deck slab and Footpath with Class- 70R/Class-A loading for Mangdezam Bridge over River Mangdechu on Gomphu - Panbang Highway. (In Association with M/s.HMEC, Bhutan)

2005

Bangladesh Railway Through Development Design Consultants Ltd. Dhaka. Bangladesh.

Consultancy services for the preparation of detail design, drawings and Cost Estimate for the 36 nos. Minor/Major Bridges and 125 nos. Box and Multy Box Culverts for different opening/channels for the proposed Khulna- Mongla Port Railway Track, under Bangladesh Railway, Bangladesh.

Our Machineries

Rotary type Soil Testing /Drilling machine

3-Set

Sokkia ‘Total station’ Model SET610

2-Set

Auto Level with complete accessories

3-Set

T-2 Theodolite

2-Set

Testimonials