*IRS CODES*



LIST OF INDIA RAILWAY STADARDS SPECIFICATIOS FOR TRACK COMPOETS

S.No.

Specification No.

Description

Corrigendum No.

1.

IRS. T-1-1966

Fish Plates

8 of July, 2008

2.

IRS.T-2-1966

IRS Dog Spikes

3 of May, 1973

3.

IRS.T-4-1966

IRS Round spikes

3 of May, 1973

4.

IRS. T-5-1965

Rectangular M.S. Bearing plates

2 of Sep, 1986

5.

IRS. T-6-1965

Fish plates combination

3 of Feb, 2008

6.

IRS. T-7-1983

C.I. Sleeper plates, bearing plates and chair

Nil

7.

IRS. T-8-1966

Tie bars, gibes, cotters and Keys

8 of Sep, 1991

8.

IRS. T-9-1970

Transverse track and turnout steel sleepers

3 of Sep, 1983

9.

IRS. T-10-2000

Fabricated switches and crossings, welded/heat treated

crossings and switch expansion

joints (SEJ)

Nil

10.

IRS.T-12-1996

Flat bottom railway rails

5 of Feb. 2007

11.

IRS.T-13-1966

IRS Fangs, Bolts & nuts

1 of Sep. 1967

12.

IRS.T-15-1967

Inspection Trolleys, Material trolleys or lorries and duplicated lorries

Nil

13.

IRS.T-16-1981

Rail/plate screws

   2 of June, 1997

14.

IRS.T-17-1968

Loose jaws for steel trough sleepers

1 of April, 1976

15.

IRS.T-19-1994

Fusion welding of rails by Alumino-thermic process

6 of Aug. 2003

16.

IRS.T-21-1972

Steel clamps for wooden sleepers

Nil

17.

IRS.T-23-1967

IRS Fish bolts and nuts

5 of Oct. 1987

18.

IRS.T-24-1965

Rail anchors

4 of Sep, 1991

19.

IRS.T-26-1967

B.G. second quality transverse track steel sleepers

Nil

20.

IRS.T-28-1973

High tensile fish bolts and nuts

Nil

21.

IRS.T-29-2000

Cast Manganese Steel Crossings

5 of Nov, 2004

22.

RS.T-30-1975

Transverse track steel sleepers for

use with welded M.S. plates and

pandrol clips

Nil

23.

IRS.T-31-1992

Elastic Rail Clips

2 of April, 1999

24.

IRS.T-36-1981

Modified Loose Jaw for use on ST sleepers with Elastic Rail Clips

1 of Aug., 1985

25.

RS.T-37-1982

Grooved rubber sole plates for placing beneath rails

Nil

26.

IRS.T-38-1982

Steel rail pads and their electric welding on to steel sleepers

Nil

27.

IRS.T-39-1993

Pre-tensioned Pre-stressed Concrete Sleeper for Broad Gauge and Meter Gauge

4 of Oct 2003

28.

IRS.T-40-1985

Special grade cement for use in concrete sleepers

Nil

29.

IRS.T-42-1988

Single coil spring washers for

track

1 of April, 2000

30.

IRS.T-43-1992

Flat Bottom Railway rails for use

on industrial sidings

Nil

31.

IRS.T-44-1995

Glass filled Nylon-66 insulating

liner

1 of April 2007

32.

IRS.T-45-1996

Pre-tensioned Pre-stressed Concrete Sleeper for turnout for Broad Gauge and Meter Gauge

5 of Dec. 2002

33.

IRS.T-46-1996

Spheroidal Graphite Cast Iron inserts

Nil

34.

Provisional-1997

Polyethylene dowels for concrete sleepers

Nil

35.

IRST-47-2006

Grooved rubber sole plates 6.0 mm thick for placing beneath rails

1 of June, 2007

36.

Provisional-1989

Grooved rubber sole plates 10 mm thick

2 of Dec. 1993

37.

Provisional-1995/ Amended - 2001

Metal liner

Nil

38.

Provisional –1995

Rail joints welded with mobile gas pressure welding equipments

Nil

39.

Provisional – 2001

Retro-Reflective Engineering Indicators using high intensity grade sheeting (encapsulated lens type)

Nil

40.

Provisional – 2003

Track Based Lubricators (Electronic & Hydraulic type)

Nil

41.

Provisional – 2003

Spring Steel Circlip for use with antitheft elastic rail clip

Nil

42.

Provisional – 2006

Ultrasonic Testing of rails

Nil

 

Essential Information of Rubber Pad

S.No.

Description/Track item

Specification No.

Drawing No.

Remarks

1.

Grooved Rubber Sole Plates 6mm thick

IRS-T-47-2006

Various drawings

Third revision in

Feb. 06

2.

Grooved Rubber Sole Plates 10mm thick

IRS (Prov.) 1989)

T-3709, T-5159

to

5164 and T-5199

Used over bridge

steel channel

sleepers

3.

Elastomeric Pad 25mm thick

M&C/RP/179/

03 (Prov.)

B-1636/IR

Used over bridge

steel channel

sleepers

4.

Elastomeric Pad 5mm

thick

M&C/RP/174/

92 (Prov.)

B-1636/I

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