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Publication Number: FHWA-HRT-06-132
Date: December 2006

Long-Term Pavement Performance Program Manual for Falling Weight Deflectometer Measurements

Appendix B: Standard Fwd Forms and Common Unit Conversions

This appendix is a collection of forms applicable to the operation and recordkeeping for LTPP FWDs.

Following is a list of the forms included:

LTPP FWD Monitoring Temperature Measurements—Form F01Region
State Code
LTPP Section ID
[ ___ ___ ]
[ ___ ___ ]
[ ___ ___ ___ ___ ]
 
AGENCY ______________________ TESTING __________________
LTPP EXPERIMENT CODE ___________ ROUTE / HIGHWAY NUMBER _____________
TESTING DATE ____________ SHEET NUMBER _________ FIELD SET NO. __________
LOCATION                     STATION _______________
NOMINAL DEPTHIR Surface25 mm50 mm100 mm200 mm300 mmOPERATOR COMMENT
ACTUAL DEPTH      
TIMET0 °CT25 °CT50 °CT100 °CT200 °CT300 °C
        
        
        
        
        
        
        
        
        
        
LOCATION                     STATION _______________
NOMINAL DEPTHIR Surface25 mm50 mm100 mm200 mm300 mmOPERATOR COMMENT
ACTUAL DEPTH      
TIMET0 °CT25 °CT50 °CT100 °CT200 °CT300 °C
        
        
        
        
        
        
        
        
        
        
NOTES:1) Ti = Temperature in Depth i, °C
Operator comments should include weather related comments, and any other comments necessary to explain unusual temperature readings. Additional comments may be included on the back, and must be referenced to station and time, and a note to this effect must be added to the “Operator Comments” field.
2)Test Completed
 
________________________- _____ - _______________________________
FWD OperatorDD - MMM - YYYYAffiliation
1 m = 3.28 ft; °C = (°F - 32) * 5/9
 
LTPP FWD Monitoring
Field Activity Report—Form F02
Region
State Code
LTPP Section ID
[ ___ ___ ]
[ ___ ___ ]
[ ___ ___ ___ ___ ]
 
AGENCY ____________________  TESTING
LTPP EXPERIMENT CODE ____________________  ROUTE/HIGHWAY NUMBER
TESTING DATE ____________________  SHEET NUMBER ____________________  FIELD SET NO.
FWD AND TOW VEHICLE BEFORE OPERATION CHECKS ____________________  (initial)
 
 TIMEODOMETER
START TRAVEL________________________________________
END TRAVEL________________________________________
READY TO TEST____________________ 
TRAFFIC CONTROL READY____________________ 
TEMP. HOLES DRILLED____________________ 
BEGIN TESTING____________________ 
END TESTING____________________ 
START TRAVEL________________________________________
END TRAVEL________________________________________
 
DOWN TIME ____________________ HOURS REASON(S)
 
NUMBER OF TESTS:BASINJT/CRACK
TP____________________  
OWP____________________ ____________________
PE____________________  
ML____________________  
 
ADDITIONAL REMARKS REGARDING TESTING
 
FIELD SAMPLING AND TESTING CREWTRAFFIC CONTROL CREW
NAMES:____________________AGENCY:____________________
 ____________________NAMES:____________________
 ____________________ ____________________
 ____________________ ____________________
 ____________________ ____________________
 
COPIES: RSC
 
LTPP Monitoring Maintenance and Repair Summary—Form F03 Region
FWD Serial Number
[ ___ ___ ]
8002-[ ___ ___ ___ ]
 
DateOdometerProblem Description 1Description of MaintenancePerformed ByCost
LaborPartsTotal
        
1 Enter “Routine” for routine maintenance
 
LTPP FWD Monitoring FWD Buffer Shape—Form F04Region[ ___ ___ ]

Deflection Unit ID:   8002 – [ ___  ___  ___ ]

Buffer Shape:[ ___ ] (see following code descriptions)
Assign Date:[ ___ ___ - ___ ___ ___ - ___ ___ ___ ___ ]
De-assign Date:[ ___ ___ - ___ ___ ___ - ___ ___ ___ ___ ]
 
CodeDescription
1Flat—100-mm(3.94-inch) diameter, flat (90°) buffers.
2Fully Rounded—100-mm(3.94-inch) diameter, “knife cut” variable cone shaped (45°) buffers.
3Semi-Rounded—110-mm(4.33-inch) diameter, tapered (60°) buffers.
9Unknown—buffershape is unknown.
 
LTPP FWD Monitoring
FWD Operations Planning—Form F05
Region
State Code
LTPP Section ID
[ ___ ___ ]
[ ___ ___ ]
[ ___ ___ ___ ___ ]
 
Experiment Designation:__ PS __
Test Setup:Flexible / Rigid (circle one)
Total thickness of bound layers:___ ___ ___ ___ mm
Test Plan Number:___
 
Temperature Holes (cross out holes that are not to be used)
 
Hole NumberNominal Hole DepthAdjusted Hole Depth1
125 mm (0.98 inch) 
250 mm (1.97 inches) 
3100 mm (3.94inches) 
4200 mm (7.87inches) 
5300 mm (11.81inches) 
Note 1 – Only fill out if hole is within ±25 mm (±0.98 inch) of bottom of bound layers
 
File Names (cross out passes that are not to be used)
 
Pass NumberFilename
1___ ___ ___ ___ ___ ___ ___ ___
2___ ___ ___ ___ ___ ___ ___ ___
3___ ___ ___ ___ ___ ___ ___ ___
4___ ___ ___ ___ ___ ___ ___ ___
5___ ___ ___ ___ ___ ___ ___ ___
 
Prepared By:____________________Date Prepared:____________________
Tested By:____________________Date Tested:____________________
 
LTPP FWD Monitoring
FWD Test Comments—Form F06
Region
State Code
LTPP Section ID
[ ___ ___ ]
[ ___ ___ ]
[ ___ ___ ___ ___ ]
 
 
Date___ ___ - ___ ___ ___ - ___ ___ ___ ___
Test Pass____
Filename___ ___ ___ ___ ___ ___ ___ ___
 
 
TimeStationLane SpecComment
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
Note: Time, Station, and Lane Spec should match the stored data. Necessary modifications to those values should be noted in the "Comments" column.
 
 
Tested By:_______________________________
 
 
LTPP FWD Monitoring
FWD DMI Calibration—Form F07
Region[ ___ ___ ]
 
 
Date (DD-MMM-YYYY)___ ___ - ___ ___ ___ - ___ ___ ___ ___
Deflection Unit ID: 8002 – [ ___ ___ ___ ]
Section Length (feet) ___ ___ ___ ___
New Calibration Factor (counts per km)___ ___ ___ , ___ ___ ___
 
 
Performed By:_______________________________
 
 
LTPP FWD Monitoring
IR Temperature Sensor Checks—Form F08
Region[ ___ ___ ]
 
 
Date (DD-MMM-YYYY) ___ ___ - ___ ___ ___ - ___ ___ ___ ___
Deflection Unit ID:8002 – [ ___ ___ ___ ]
Location Performed _______________________________________________
FWD-Mounted IR Sensor Serial No. _______________________________________________
Hand-Held IR Sensor Serial No. _______________________________________________
 
 
CheckReadingReference Therm. (°C)FWD-Mounted IR SensorHand-held IR Sensor
Reading (°C)ErrorPass?Reading (°C)ErrorPass?
Cold1   Y / N  Y / N
2   Y / N  Y / N
3 (opt.)   Y / N  Y / N
Room Temp.1   Y / N  Y / N
2   Y / N  Y / N
3 (opt.)   Y / N  Y / N
Hot1   Y / N  Y / N
2   Y / N  Y / N
3 (opt.)   Y / N  Y / N
Acceptable?YES / NOYES / NO
 
 
Performed By:_______________________________
 
 
LTPP FWD Monitoring
Air/Manual Temperature Sensor Checks—Form F09
Region[ ___ ___ ]
 
 
Date (DD-MMM-YYYY)___ ___ - ___ ___ ___ - ___ ___ ___ ___
Deflection Unit ID:8002 – [ ___ ___ ___ ]
Location Performed_______________________________________________
 
 
Serial Numbers
FWD Air TempHand-held Sensor 1Hand-held Sensor 2Hand-held Sensor 3
    
 
 
CheckReadingRef. Therm (°C)FWD Air SensorHand-held Sensor 1Hand-held Sensor 2Hand-held Sensor 3
Reading (°C)Err.Pass?Reading (°C)Err.Pass?Reading (°C)Err.Pass?Reading (°C)Err.Pass?
Cold1   Y / N  Y / N  Y / N  Y / N
2   Y / N  Y / N  Y / N  Y / N
3 (opt.)   Y / N  Y / N  Y / N  Y / N
Room Temp.1   Y / N  Y / N  Y / N  Y / N
2   Y / N  Y / N  Y / N  Y / N
3 (opt.)   Y / N  Y / N  Y / N  Y / N
Acceptable?YES/NOYES/NOYES/NOYES/NO
 
 
Performed By:_______________________________
 
 
LTPP FWD Monitoring
FWD Test Slab Locations–Form F10
Region
State Code
LTPP Section ID
[ ___ ___ ]
[ ___ ___ ]
[ ___ ___ ___ ___ ]
 
 
Number of Slabs to be Tested
(circle one)
10/20
 
 
Test SlabLocation of joint/crack on approach end of slab (ft)
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
 
 
Date Prepared___ ___ - ___ ___ ___ - ___ ___ ___ ___
Prepared By______________________________________
 
 

FWDPR #:______

LONG-TERM PAVEMENT PERFORMANCE (LTPP) FALLING WEIGHT DEFLECTOMETER (FWD) TESTING FWD PROBLEM REPORT (FWDPR)

Attention:Eric Weaver
Gonzalo R. Rada
FAX: (703) 285-2767
FAX: (301) 210-5032
 
Type of Problem:
  Guidelines
  Equipment
  Software
    Name:
    Version:
  Other:
___
___
___
____________
____________
____________
Reported by: ________________________

Agency: ________________________

Date: ________________________

Urgent?(Y/N) ___ Page ____ of ____
Description:
 
 
THIS SECTION FOR USE BY FHWA AND TSSC
Received by: ________________Date Received: __________________
Referred to: ________________

Date Referred: ________________
Approved by: __________________

Date Approved: __________________
Resolution:
Notes:

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