Tamil Nadu Government Emblem TAHDCO Logo TAHDCO Tamil Nadu Adi Dravidar Housing & Development Corporation Ltd.

Construction

Building Infrastructure For Inclusive Growth

Delivering Quality Educational, Residential, And Community Infrastructure That Empowers Adi Dravidar And Tribal Communities Across Tamil Nadu.

Construction Impact Dashboard

District
384 Hostels
156 Schools
62 Labs
₹401 Cr Value

Delivering Quality Infrastructure Projects Across Tamil Nadu To Strengthen Communities And Improve Access To Essential Facilities Through Sustainable And Inclusive Development.

Statewide Impact
384
Hostels
156
Schools
62
Labs
180
Projects In Progress

Governance & Transparency

Tender Process

Transparent Procurement Through E-Tendering And Tamil Nadu Tender Transparency Guidelines

Delegation Of Powers

Clearly Defined Approval Hierarchy Ensuring Efficient Project Execution And Accountability

Quality Assurance

Technical Sanctions And Monitoring Mechanisms Ensure Timely And Quality Delivery.

Construction Scope

TAHDCO Undertakes The Construction Of Schools, Hostels, Community Halls, Tribal Housing, And Infrastructure Facilities To Improve The Quality Of Life For Scheduled Castes And Scheduled Tribes Across Tamil Nadu

TAHDCO construction site

2022-2023 Announcements

Hon'ble Minister during the 2022-2023 budget session has made the following announcements towards the construction activities for total value of ₹90.08 Crore.

  • 10 new hostel buildings will be constructed ₹45.45 Cr
  • Construction of compound wall to 83 Adi Dravidar Welfare Girls hostel buildings ₹10.58 Cr
  • Dismantling & construction of 5 new hostel buildings ₹28.35 Cr
  • Providing toilet block facilities to 40 Adi Dravidar welfare schools and 43 Adi Dravidar hostels ₹5.70 Cr
How The Work Gets Funded

Construction Activities & Funding Schemes

Construction of schools and hostels run by this department, and community halls for the welfare of Adi Dravidar and Scheduled Tribes, is undertaken by the construction wing of TAHDCO — currently 602 works valued at ₹401.00 Crore across various schemes.

Government Of India

GOI Assistance

₹81.80 Cr
Committed Under GOI Schemes
  • 13 hostel buildings under the Babu Jagjivan Ram Chhatrawas Yojana (BJRCY) across 11 districts — ₹21.80 Cr
  • School buildings for 5 Eklavya Model Residential Schools (Kumili–Chengalpattu, Kizhur–Vellore, Puliyampatti–Thiruppur, Senkarai–Namakkal, M.Palada–Nilgiris) under Article 275(1) — ₹60.00 Cr
State Government

State Government Works

₹204.78 Cr
286 Works Taken Up (2022-23)
  • Additional classrooms & science labs for upgraded Adi Dravidar and Government Tribal Residential Schools
  • Hostels, compound walls, modern community halls and special repair works
  • Infrastructure under State Balanced Growth Fund (SBGF) in Kalrayan Hills
NABARD · RIDF

Rural Infrastructure Development Fund

₹100.00 Cr
400 Classrooms + 15 Science Labs (2021-22 Sanction)
  • Additional classrooms and science laboratories in 150 schools
  • Water supply, toilet blocks and compound walls at Adi Dravidar Welfare & Government Tribal Residential Schools
  • New hostel buildings under the RIDF scheme

Type Of Design

Hostel floor plan and elevation drawing
TAHDCO Standard Design

Hostel Plan & Elevation

100 Students

Hostel Plan & Elevation

This two-storey hostel accommodates 100 students with well-designed living spaces and shared amenities. Naturally lit corridors and an efficient layout enhance comfort, safety, and functionality. The facility provides a supportive environment that promotes student well-being and academic success.

Two-Storey
Building Type
100 Students
Capacity
874.95 sq.m
Plinth Area
₹244.41 Lakhs
Cost
9 Months
Time Limit
School floor plan and elevation drawing
TAHDCO Standard Design

Primary School Design

300+ Students

Primary School Design

A modern single-storey primary school layout designed for 300+ students. The design prioritizes natural ventilation, wide corridors, and inclusive access. Separate wings for classrooms, labs, and administrative offices ensure structured and effective learning environments.

Single-Storey
Building Type
115.88 sq.m
Classroom Unit
₹3.30 Lakhs
Unit Cost
4 Months
Time Limit
Lab floor plan and elevation drawing
TAHDCO Standard Design

Science & Computer Lab

Dual Purpose

Science & Computer Lab

A purpose-built laboratory block housing science and computer labs with dedicated storage, safety provisions, and modern workstation layouts. Designed for hands-on learning with proper ventilation and electrical safety in compliance with state standards.

₹38.77 Lakhs · 224.23 sq.m
Hr.Sec. School
₹19.38 Lakhs · 112.81 sq.m
High School
4 Months
Time Limit

Type Of Buildings Constructed

Name Of Construction Variant Cost (₹ Lakhs) Time Limit Ground Floor (sq.m) 1st & 2nd Floor (sq.m) Remarks
Hostel State 244.41 9 months 489.80 385.15 100 Students (8.70 sq.m / student)
Hostel State 150.00 9 months 323.48 176.79 50 Students (10 sq.m / student)
Hostel Central 150.00 9 months 283.22 202.73 50 Students (9.14 sq.m / student)
Hostel Central 265.00 9 months 310.94 604.03 100 Students (9.71 sq.m / student)
2-Class Room 40.00 4 months 115.88 Class room size 6.40×6.10 m (20.98ft×20ft) — unit cost ₹3.30 Lakhs
Science Lab Hr. Sec. School 38.77 4 months 224.23
Science Lab High School 19.38 4 months 112.81
Community Hall Multipurpose Centre 120.00 9 months 259.60 259.60
Community Hall 63.50 9 months 184.00
Let's Build Together

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Whether you're a contractor bidding on a tender, or a beneficiary tracking your housing project — TAHDCO's construction wing is here to help you move faster.

384+
Hostels Built
602
Active Works
38
Districts Covered
₹401 Cr
Current Works Value