Resource types:

• free website
• free website, registration required
• paid website
• free book/ebook
• paid book/ebook
• Open Access Journal

• Building Standards and Codes  (Cal Poly Pomona)
• Engineering Architectural Graphics, Part I: Orthographic projection  (Avlokita Agrawal, Indian Institute of Technology Roorkee)
• Engineering Architectural Graphics, Part II: Isometric and Axonometric Drawings  (Avlokita Agrawal, Indian Institute of Technology Roorkee)
• Fundamentals of Energy in Buildings (4.42J, 2010)  (Leon Glicksman, Massachusetts Institute of Technology)
• Sustainable Architecture  (Avlokita Agrawal, Indian Institute of Technology Roorkee)

• Frameworks and Models in Engineering Systems / Engineering System Design (ESD.04J, 2007)  (Joseph Sussman, Massachusetts Institute of Technology)
• Introduction to Civil and Environmental Engineering Design I (1.101, 2006)  (OpenCourseWare, Massachusetts Institute of Technology)
• Introduction to Civil Engineering Design (1.0123, 2002)  (Herbert Einstein, Massachusetts Institute of Technology)

• Air Pollution and Control  (Bhola Ram Gurjar, Indian Institute of Technology Roorkee)
• Basic Environmental Engineering and Pollution Abatement  (P. Mondal, Indian Institute of Technology Roorkee)
• Chemicals in the Environment: Toxicology and Public Health (BE.104J)  (OpenCourseWare, Massachusetts Institute of Technology)
• Ecology II: Engineering for Sustainability (1.020, 2008)  (Dennis McLaughlin, Massachusetts Institute of Technology)
• Environmental Chemistry  (Bhanu Prakash Vellanki, Indian Institute of Technology Roorkee)
  Excellent captioning
• Environmental Modeling and Simulation  (Gargi Singh, Indian Institute of Technology Roorkee)
• Environmental Remediation of Contaminated Sites  (Bhanu Prakash Vellanki, Indian Institute of Technology Roorkee)
• Introduction to Sustainable Energy (22.081J, 2010)  (OpenCourseWare, Massachusetts Institute of Technology)
• Transport Processes in the Environment (1.061, 2008)  (Heidi Nepf, Massachusetts Institute of Technology)
• Water and Wastewater Treatment  (Bhanu Prakash Vellanki, Indian Institute of Technology Roorkee)

• Civil Engineeering Quizzes  (Civil Engineer Online)
  A number of quizzes covering different disciplines
• Civil Engineering Calculators  (Civil Engineer Online)
  e.g. bending moment, reinforced concrete design, moment of inertia (scroll down to see list)
• Collection of Solved Examples for Civil Engineers  (Civil Engineer Online)

• Advanced Geomatics Engineering  (P. K. Garg, Indian Institute of Technology Roorkee)
• Advanced Geomatics Engineering  (P. K. Garg, Indian Institute of Technology Roorkee)
• Geographic Information Systems  (Arun K. Saraf, Indian Institute of Technology Roorkee)
• Land Surveyor Basics  (Caltrans)
• Remote Sensing Essentials  (Arun K. Saraf, Indian Institute of Technology Roorkee)

• Geomorphology  (Pitambar Pati, Indian Institute of Technology Roorkee)
• Rock Engineering  (Priti Maheshwari, Indian Institute of Technology Roorkee)
• Underground Space Technology  (Priti Maheshwari, Indian Institute of Technology Roorkee)

• Engineering Hydrology, Principles and Practices, 2/e  (Victor M. Ponce, San Diego State University)
• Fundamentals of Open-Channel Hydraulics  (Victor M. Ponce, San Diego State University)

• Civil Engineering Materials Laboratory (1.103, 2004)  (John Germaine, Massachusetts Institute of Technology)
• The Structure and Mechanical Behaviour of Wood  (University of Cambridge)

• Bending and Torsion of Beams  (University of Cambridge)
• Earthquake Resistant Design of Foundations  (B. K. Maheshwari, Indian Institute of Technology Roorkee)
• Finite Element Method and Computational Structural Dynamics  (Manish Shrikhande, Indian Institute of Technology Roorkee)
• Mechanics and Design of Concrete Structures (1.054, 2004)  (Oral Buyukozturk, Massachusetts Institute of Technology)
• Online Structural Analysis Tutorial  (Engineer4Free)
• Steel Design  (Syed Khaleeq Ahmad, Structural Engineering Online)
• Structural Analysis  (Syed Khaleeq Ahmad, Structural Engineering Online)
• Structural Engineering Design (1.051, 2003)  (Oral Buyukozturk, Massachusetts Institute of Technology)

• An Introduction to Intelligent Transportation Systems (1.212J)  (Joseph Sussman, Massachusetts Institute of Technology)
• Carrier Systems (1.224J)  (OpenCourseWare, Massachusetts Institute of Technology)
• Geometric Design of Highways  (Rajat Rastogi, Indian Institute of Technology Roorkee)
• Introduction to Transportation Systems (1.201J)  (OpenCourseWare, Massachusetts Institute of Technology)
• Pavement Materials (Under Pavement Engineering)  (Nikhil Saboo, Indian Institute of Technology Roorkee)
• Transportation Flow Systems (1.225J)  (OpenCourseWare, Massachusetts Institute of Technology)
• Transportation Systems (1.221J)  (Joseph Sussman, Massachusetts Institute of Technology)
• Urban Transportation, Land Use, and the Environment (11.943J)  (Chris Zegras, Massachusetts Institute of Technology)