Chapter 19 Bridge Works : Substructure

← Back to document page

Unified Standard Specifications For Works & Materials Chapter 19 : Bridge Works : Substructure Page 707 : Chapter 19 Chapter 19 Bridge Works : Substructure GENERAL Scope The Specifications given in this Chapter deal with items pertaining to all types of foundations for bridges and Bridge superstructure viz., Piers, abutments, wing walls, bed blocks and ballast walls / dirt walls. A section is included at end to cover water supply wells and tube wells. Types of Foundations Bridge foundations can be of i) Open or Shallow Foundations including footings, blocks and raft foundations. ii) Pile Foundations iii) Well Foundations Types of sub-structures:- Abutment : i) Wall Type abutment ii) Spill through abutment Pier i) Wall type ii) Columns - Solid or hollow iii) Trestle type Wing Walls i) Splayed Wing walls ii) Box Type Wing walls Design and inspection aspects of bridges Design and inspection aspects of bridges are not covered in these Specifications.

Unified Standard Specifications For Works & Materials Chapter 19 : Bridge Works : Substructure Page 709 : Chapter 19 iv) SPT (IS 4968 Part III)