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NATION BUILDING THROUGH INFRASTRUCTURE

Engineering The Future of Heavy Civil Infrastructure

SAI INFRASTRUCTURE delivers high-impact turnkey solutions for road networks, mass transport corridors, large-scale water works, and foundational civil works across India. Built on precision, engineering excellence, and unwavering safety standards.

15+
Years of Experience
120+
Completed Projects
80+
Heavy Machinery Assets
50+
Expert Engineers
Quality Assurance

A Heritage of Trust and Structural Precision

For over a decade, we have been partnering with government institutions and private developers to engineer robust civil structures. We believe that heavy construction is not just about concrete and steel, but about elevating communities and sustaining growth.

On-Time Delivery

Highly optimized EPC project planning methodologies that ensure turnkey structures are delivered within scheduled parameters.

Engineering Excellence

Deploying advanced structural modeling, cutting-edge foundation science, and modern concrete technology on every site.

Robust Safety

Strict enforcement of OHSAS protocols, resulting in zero-incident records across major highway and bridge projects.

Sustainable Growth

Utilizing eco-conscious sourcing, waste-reducing techniques, and water-conservation methods in canals and reservoirs.

Heavy civil site excavation machinery and safety gear
15+ Years of Trust
Our Capability Spectrum

High-Performance Heavy Civil Engineering Services

Providing end-to-end capabilities from surveying and planning to excavation, heavy foundation work, and structural completion.

Highways and arterial road construction project site

Highways & Arterial Roads

Constructing high-durability national highways and local bypass networks incorporating advanced soil-stabilization techniques.

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Bridge and elevated concrete flyover infrastructure

Bridges & Elevated Corridors

Designing and casting heavy reinforcement concrete bridges, river flyovers, and elevated highway corridors with micro-piling foundations.

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Water irrigation canal engineering and concrete lining

Irrigation & Canal Networks

Developing concrete canal linings, reservoir spillways, water distribution pipeline networks, and mass civil irrigation systems.

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Milestones of Precision

Featured Infrastructure Projects

A showcase of our core civil engineering achievements, demonstrating our ability to deliver highly complex, safety-critical national infrastructure projects.

Highways & Expressways EPC Turnkey

NH-48 Surat–Dahisar Expressway Structures

Constructing multiple vehicular underpasses, service roads, and 10 foot overbridges across 13 major highway sites.

13 Locations, Maharashtra
Major Civil Work

Design and Construction of (i) VUP [Vehicular Underpass] with service road at Km. 382.000 (Achhad 12m × 5.5m), (ii) VUP with service road at Km. 439.700 (Nandgaon 10.5m × 5.5m), (iii) VUP with service road at Km. 441.040 (Vikramgadh 10.5m × 5.5m) & FOBs [Foot Over Bridges] at 10 distinct locations (Parsi Dhaba, Dapchari, Fanaspada, Bhavkhal, Vanganpada, Shivechapada, Kolhi, Sasupada, Arvino Hotel, and Daras Dhaba) on the Surat–Dahisar Section of NH-48 in the State of Maharashtra on EPC mode.

Railway Infrastructure Government Infra

Four-Lane ROB & RUB Corridor – Didwana, Rajasthan

Constructing a major four-lane Rail Over Bridge and Road Under Bridge at Railway Chainage KM 15/4-5 connecting SH-60 to SH-7D.

Baliya, Didwana, Rajasthan
Special Civil Corridor

Construction of Four Lane Rail Over Bridge (ROB) and RUB [Road Under Bridge] at Railway Chainage KM 15/4-5 on SH-60 Km 159 (Near Peer Pahadi) to SH-7D km 110 (Rehman Gate) via Baliya – Ramsa Bas (MDR-220) in the State of Rajasthan.

Railway Infrastructure Major Civil Work

Western Railway LC-104 Road Over Bridge

Casting a grade-separated Road Over Bridge in lieu of LC No. 104 on the Western Railway Virar-Surat Mumbai corridor.

Rola, Valsad, Gujarat
Railway EPC Project

Construction of Road Over Bridge in lieu of existing LC No. 104 at IR chainage 18/30-209-/02 between Valsad-Dungri Railway Station of Virar-Surat Section of Mumbai Division of Western Railway.

Partner with Unjha's Most Trusted Engineering Team

From feasibility studies and heavy land surveying to absolute completion, we deliver civil works under high-trust oversight.

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