Document Repository  >> Quality >> Technical Specification
 
Technical Specification
 
 a. GENERAL TECHNICAL SPECIFICATIONS

1. The General Technical Specifications shall be the "SPECIFICATIONS FOR ROAD AND BRIDGE WORKS'(F0URTH REVISION-2001) published by the Indian Roads Congress (IRC) with a cross reference to relevant Bureau of Indian Standards (BIS) for materials or other aspects not covered by the IRC.

 

2. In the absence of any definite provisions on any particular issue in the aforesaid Specifications, reference may be made to the latest codes and specifications of IRC and BIS.in that order with the approval of Engineer. Where even these are silent, the construction and completion of the works shall confirm to sound engineering practice as approved by the Engineer and in case of any dispute arising out of the interpretation of the above, the decision of the Engineer shall be final and binding on the Contractor.

 

3. The provisions of special conditions of contract, those specified elsewhere in the tender document, as well as execution drawings and notes, or other specifications issued in writing by the Engineer shall form part of the technical specifications of this project.

b. SUPPLEMENTARY TECHNICAL SPECIFICATION (AMENDEMENTS/ MODIFICATIONS/ ADDITIONS TO EXISTING CLAUSES OF GENERALTECHNICAL SPECIFICATIONS)

PART-I GENERAL TECHNICAL REQUIREMENTS
1.0. GENERAL REQUIREMENTS
The Technical Specifications in accordance with which the entire work described herein after shall be constructed and completed by the Contractor, and comprise of the following:
1.1 PART - I - General Technical Specifications

The General Technical Specifications shall be the "SPECIFICATIONS FOR ROAD AND BRIDGE WORKS" (FOURTH REVISION - 2001, Reprint 2006), as corrected in the original issued by the Ministry of Shipping , Road Transport & Highways(MORTH), Government of India and published by the Indian Roads Congress (IRC), with a cross reference to relevant Bureau of Indian Standards (BIS) for materials or other aspects not covered by the IRC.

1.2 PART - II - Supplementary Technical Specifications

The Supplementary Technical Specifications shall comprise various Amendments/Modifications/Additions to the "SPECIFICATIONS FOR ROAD AND BRIDGE WORKS" referred to in PART - I above and also Additional Specifications for particular item of works not already covered in PART-I.

1.2.1

A particular Clause or a part thereof in "SPECIFICATIONS FOR ROAD AND BRIDGE WORKS (FOURTH REVISION - 2001, Reprint 2006)" as corrected in the original referred in PART - I above, where Amended/modified/Added upon, and incorporated in PART-II, referred to above, such Amendment/ModificationlAddition supersedes the relevant Clause or part of the Clause.

1.2.2

When an Amended/Modified/Added Clause supersedes a Clause or part thereof in the said Specifications, then any reference to the superseded Clause shall be deemed to refer to the AmendedModifiedAdded Clause or part thereof.

1.2.3

In so far as Amended/Modified/Added Clause may come in conflict or be inconsistent with any of the provisions of the said Specifications under reference, the Amended/Modified/Added Clause shall always prevail.

1.2.4

The Additional Specifications shall comprise specifications for particular item of works not already covered in PART - I.

1.2.5

The Sub-Clauses of the following Sections in the "Specifications for Road and Bridge Works (Fourth Revision - 2001, Reprint 2006) have been amended/Modified/added upon 100, 200, 300, 400, 500, 600, 800, 900, 1000, 1500, 1600,1700,2000,2200,2600 2800.

1.2.6 Additional Specifications
The following Clauses have been added to the 'SPECIFICATIONS FOR ROAD AND BRIDGE WORKS (FOURTH REVISION - 2001, Reprint 2006)'.
A-1    Diversion and filling of existing water courses along the road alignment.

A-2    Plantation of trees.

A-3    Void Former.

A-4    Embankment Construction with Fly Ash Modified Soil
1.2.7

In the absence of any definite provisions on any particular issue in the aforesaid Specifications, reference may be made to the latest codes and specifications of IRC and IS in that order. Where even these are silent, the construction and completion of the works shall confirm to sound engineering practice as approved by the Engineer and in case of any dispute arising out of the interpretation of the above, the decision of the Engineer shall be final and binding on the Contractor.

1.2.8

The provisions of special conditions of contract, those specified elsewhere in the tender document, as well as execution drawings and notes, or other specifications issued in writing by the Engineer shall form part of the technical specifications of this project.

The IRC Codes given below have been referred for detail design of structures
List of IRC Codes
IRC Code Description
IRC: 5-1998

Standard Specifications  and Code of Practice for Road Bridges,
Section I - General Features of Design (Seventh Revision)

IRC: 6-2000

Standard Specifications and Code of Practice for Road Bridges,
Section II - Loads and Stresses (Fourth Revision)

IRC: 18-2000

Design Criteria for Prestressed Concrete Road Bridges (Post- Tensioned Concrete)
(Third Revision)

IRC:21-2000

Standard Specifications and Code of Practice for Road Bridges,
Section III - Cement Concrete  Plain and Reinforced  (Second  Revision)

IRC:22-1986

Standard Specifications and Code of Practice for Road Bridges,
Section VI - Composite Construction (First Revision)

IRC:24-2001

Standard Specifications and Code of Practice for Road Bridges,
Section V - Steel Road Bridges (Second Revision)

IRC: 37-2001 Guidelines for the Design of Flexible Pavements (Second Revision)
IRC:45-1972

Recommendations for Estimating the Resistance of Soil below the Maximum Scour Level in the Design of Well Foundations of Bridges

IRC: 51-1992 Guidelines for the Use of Soil Lime Mixes in Road Construction (First Revision)
IRC: 54-1974 Lateral and Vertical Clearances at Underpasses for Vehicular Traffic
IRC: 58-2002 Guidelines for the Design of Plain Jointed Rigid Pavements for Highways (Second Revision)
IRC: 78-1983

Standard Specifications and Code of Practice for Road Bridges,
Section VII - Foundations and Substructure(First Revision)

IRC: 81-1997 Guidelines for Strengthening of Flexible Road Pavements Using Benkelman Beam Deflection Technique (First Revision)
IRC: 83-1999

Standard Specifications & Code practice for Road Bridges,
Section -IX  Bearing,Part-I Metallic Bearings(First Revision) 

IRC: 83-1987

Standard Specifications and Code of Practice for Road Bridges,
Section IX - Bearings, Part II: Elastomeric Bearings

IRC: 83-2002

Standard Specifications and Code of Practice for Road Bridges,
Section IX - Bearings, Part III: POT, POT-CUMPTFE, PIN and Metallic Guide Bearings

IRC: 89-1997

Guidelines for Design and Construction of River Training & Control Works for Road Bridges

IRC: SP:13-2004

Guidelines for the Design of Small Bridges and Culverts

IRC:SP:33-1989

Guidelines on Supplemental Measures for Design, Detailing & Durability of Important Bridge Structures

IRC:SP:35-1990

Guidelines for Inspection and Maintenance of Bridges

IRC:SP:35-1991

Guidelines for Evaluation of Load Carrying Capacity of Bridges

IRC: SP:40-1993

Guidelines on Techniques for Strengthening and Rehabilitation of Bridges

IRC: SP:42-1994 Guidelines on Road Drainage
IRC: SP:48-1998 Hill Road Manual
IRC: SP:50-1999 Guidelines on Urban Drainage