PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG NORMAL-PROBE SANJEEV KUMAR RATHORE S.S.E./PWAY/USFD/DHG DIV. :AHMEDABAD WESTERN RAILWAY 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

AREA COVERED BY NORMAL PROBE 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

DEFECTS DETECTABLE BY NORMAL PROBE Horizontal In Head Horizontal Split In Head-web And Head-foot Junction Due To Presence Of Rolling Seams Vertical Longitudinal Split In Head&web Bolt-hole Crack Segregation In Head And Web Junction Flakes Web-lap 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CALIBRATION OF NORMAL PROBE 4MHZ/DOUBLE CRYSTAL Connect The O °/4mhz/ Double Crystal Probe Select T-R Double Crystal Probe Feed Required Range (For Example 200m.M) Put O ° Probe On IIW(VI Block After Applying Couplant At 100M.M. Width Side Set Delay And Probe Zero Set First Reflected Peak At 5.0 Division On Horizontal Scale Using Delay Or Probe Zero. Adjust First Peak And PLACE GATE OVER IT And Read Beam Path,depth Shall Be 100M.M. IIND Reflected Peak Will Be At 10 Division. If Peak Is Not At 10.0 div,set It By Using Delay Or Probe Zero. Thus, Your Equipment Is Calibrated For 200m.M. Rang For Verify Calibration Put Probe On Top Of Railhead The Back Peak Position Will Be On 7.8 For 52kg Rail&8.6 For 60kg Rail 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG SENSITIVITY SETTING PROBE=NORMAL PROBE DIA=18 x18 FREQUENCY=4MHZ MODE=T-R[DOUBLE CRYSTAL] RANGE =200/300M.M. NATURE OF WAVE=LONGITUDINAL VELOCITY=5920M/S SENSITIVITY SETTING PUT PROBE ON 52KG OR 60KG RAIL HEAD THE BACK PEAK POSITION WILL BE ON 7.8OR 8.6&DO PEAK HEIGHTJUST 100% FULLSCREEN HEIGHT CHEKING OF SENSITIVITY PUT PROBE ON SESITIVITY RAIL TOP ON 12M.M. HOLRE &SEE PEAK ON .95M.M. DIV 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG CODE- DECLARATION SR.NO WITHIN FISH PLATE AREA ELSWHERE ON RAIL DESCIPTION 1 112 212 LONGITUDINAL HORIZONTAL SPLIT IN HEAD REGION 2 113 213 VERTICAL LONGITUDINAL SPLIT IN HEAD 3 133 233 VERTICAL LONGITUDINALSPLIT IN WEB 4 135 235 BOLT HOLE WITH CRACK 5 1321 2321 HORIZONTAL CRACK AT TOP FILLET RADIUS,HEAD-WEB 6 1322 2322 HORIZONTAL CRACK AT BOTTOM FILLET RADIUS, 7 1211 2211 HEAD,SURFACE,SHALLOW SURFACE DEFECT(FLAKING) 9 139 239 WEB LAP 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG HORIZONTAL-DEFECT-1 112&212 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

VERTICAL-LONGITUDINAL SPLIT INHEAD 113&213 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

VERTICAL LONGITUDINAL SPLIT IN WEB-05 CODE=133&233 PROBE=NORMAL 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG BOLT-HOLE CRACK 135&235 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

HORIZONTAL DEFECT TOP FILLET RADIUS 1321&2321 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG HORIZONTAL DEFECT 1322&2322 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

SHALLOW SURFACE DEFECT(FLAKING) 1211&2211 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG WEB-LAP 139&239 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG SEGREGATION 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECTS NATURE OF DEFECTS: (A) WITHIN FISH PLATE AREA (X)ANY HOIZONTAL DEFECT IN HEAD,WEB OR FOOT OF LENGTH EQUAL TO DISTANCE BETWEEN RAIL END AND FIRST BOLT HOLE AND CONNECTED WITH THE RAIL HEAD OSCILLOGRAM PTTERN: 1.NO BACK ECHO BEFORE OR AFTER APPEARANCE OF BOLT HOLE ECHO OR FLAW ECHO WITH OR WITHOUT MULTIPLE OR DROP IN BACK ECHO BEFORE OR AFTER APPEARANCE OF BOLT HOLE ECHO WITH FLAW ECHO OR WITHOUT MULTIPLE CLASSIFICATION =IMR CONT… 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECT NORMAL 4MHZ-2 (Y)ANY HORIZONTAL DEFECT CONNECTING BOTH BOLT ECHO OSCILOGRAMPATTERN: NO BACK ECHO BETWEEN BOLT HOLE ECHO.FLAW ECHO WITH OR WITHOUT MULTIPLE CLASSIFICATION:=IMR CONT…. 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECT NORMAL 4MHZ-3 (Z) ANY DEFECT ORIGINATING DEFECT FROM BOLT HOLES AND PROGRESSING AT AN ANGLE TOWARDS HEAD-WEB JUNCTION OR WEB- FOOT JUNCTION OSCILLOGRAM PATTERN NO BACK ECHO BEFORE OR AFTER APEARANCE OF BOLT HOLE ECHO WITH OR WITHOUT FLAW ECHO CLASSIFICATION =IMR 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECTS NORMAL PROBE4MHZ -4 (B)OUT SIDE OF FISHPLATED AREA : (X) ANY HORIZONTAL DEFECTS PROGRESSING AT AN ANGLE IN VERTICAL PLANE IN THE RAIL AT THE FOLLOWING LOCATION IN THE TRACK: ON MAJOR BRIDGES& APPROACHES (100M) IN TUNNEL & ON TUNNEL APPROACHES (100M) IN THE VICINITY OF HOLES NEAR THE WELD(50MM FOR OLD AT WELD AND 75MM FOR NEW AT WELD FROM THE CENTRE OF WELD ON EITHER SIDE OF WELD) OSCILLOGRAM PTTERN: NO BACK ECHO WITH FLAW ECHO ( SHIFTING OR WITHOUT SHIFTING) FOR ANY HORIZONTAL LENGTH CLASSI FICATION: IMR CONT…. 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECTS NORMAL PROBE -5 (Y) ANY HORIZONTAL DEFECT PROGRESSING AT AN ANGLE IN VERTICAL PLANE IN THE RAIL AT TRACK LOCATION OTHER THAN (X) ABOVE IST PART( OSCILLOGRAM PTTERN): NO BACK ECHO WITH FLAW ECHO (SHIFTING OR WITHOUT SHIFTING) FOR ANY HORIZONTAL LENGTH:> 20MM CLASSIFICATION :IMR IIND PART: NO BACK ECH WITH OR WITHOUT SHIFTING FLAW ECHO FOR HORIZONTAL LENGTH < 20MM CLASSIFICATION : OBS 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

CLASSIFICATION OF RAIL DEFECTS NORMAL PROBE-5 VERTICAL LONGITUDINAL SPLIT(PIPING) IN CASE OF PARTIAL DROP OF BACK ECHO.. CONFIRM BY SIDE PROBING FLAW ECHO WITH OR WITHOUT MULTIPLE CLASSIFICATION= IMR 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG WELD DEFECTS(AT+FB PROBE USED NATURE OF DEFECT OSCILLOGRAM PATTERN CLASSIFICATION NORMAL PROBE4MHZ(SENSITIVITY SET WITH RESPECT TO 100%BACK WALL SIGNALHEIGHT FROM RAIL BOTTOM ANY HORIZONTAL DEFECT PROGRESSING AT ANGLE IN VERTICAL PLANE IN THE RAIL IN FOLLOWING LOCATION 1,IN TUNNEL 2.ON MAJOR BRIDGE &APPROACHEES (100MM) 3.IIN THE VICINITY OF HOLES NEAR THE WELD(50MM FOR OLD WELD AND 75MM FOR NEWAT WELD FROM THE CENTRE OF WELD OF EITHER SIDE NO BACK ECHO WITH FLAW ECHO(SHIFTING OR WITHOUT SHIFTING IMRW ANY HORIZONTAL DEFECT PROGRESSING TRANSEVERSLY IN THE RAIL AT TRACK LOCATION OTHER THAN (A) OBSW 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG ACTION TO BE TAKENAFTER DETECTION OF DEFECTS CLASSIFICATION PAINTING ON BOTH FACES OF WEB ACTION TO BE TAKEN INTERIM ACTION IMR/IMRW THREE CROSS WITH RED PAINT THE DEFECTIVE PORTION SHOULD BE REPLACED BY A SOUND TESTED RAIL PIECE OF NOT LESS THAN 5.5M LENGTH( IN CASE OF FISH PLATED TRACK)&4M LENGTH ( IN CASE OF WELDED TRACK) WITHIN 3DAYS OF DETECTION SSE/JE/USFD SHALL IMPOSE SPEED RESTRICTINOF 30KMPH IMMEDIATELY AND TO BE CONTINUED TILL FLAWED RAIL/WELD IS REPLACED. HE SHOULD COMMUNICATE TO SECTIONAL JE/PWAY ABOUT THE FLAW LOCATION WHO SHALL ENSURE THAT CLAMPED JOGGLED FISHPLATEIS PROVIDEDWIHIN 24HRS OBS/OBSW ONE CROSS WITH RED PAINT RAIL/ WELD TO BE PROVIDED WITH CLAMPED JOGGLED FISHPLATE WIHIN 3 DAYS.SSEE/JE/PWAY/USFD TO SPECIALLY RECORD THE OBSERVATION OF THE LOCATION IN HIS REGISTER & CHECK IN NEXT TESTING ROUND SSE/JE/PWAY/ USFD TO ADVICE SECTIONAL JE/PWAY FOR PROVIDING JOGGLED FISHPLATE WITHIN 24HRS. KEYMAN WATCH DURING DAILY THAT LOCATION TILL IT IS JOGGLED 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG

PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG NORMAL PROBE NORMAL PROBE 4MHZ IS TO BE USED FOR TESTING RAIL NORMAL PROBE 2MHZ IS TO BE USED FOR AT WELD TESTING 11/18/2018 PRESENTED BY SANJEEV RATHORE S.S.E.(P.WAY)/USFD/DHG