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FHWA TECHNICAL ADVISORY T 5080.17 July 14, 1994 ATTACHMENT 3 (a) (b) (cl (d) (e) (f) Placing concrete. As little rehandling as possible. If equipment used can cause segregation, is the concrete being unloaded into an approved spreading device? Strike-off. Is the concrete being struck full width to the approximate cross section of the pavement? Consolidation. Is one pass of an approved surface vibrator or internal vibrator being made?. Screeding. Are‘ at least two passes with a machine having two oscillating screeds, and a finisher float being made? Straightedging - Are at least two 3 meter long shoulder operated or surface operated surface trueness testers (straightedges) being used? Surfacing Texturing - Are State specifications for texturing and tining being followed? 15, SEOUENCES OF SLIPFORM PAVING When the contractor uses this optional method for the construction of the pavement are the following sequences being properly followed: -(cl (a) (b) (d) Is the formless paver capable of spreading, consolidating internally, screeding and float finrshing the newly placed concrete in one pass-to the required line and grade? Is the pavement being straightedged, edged, and textured as required in the previous question 14? Does the contractor have available at all times metal or wooden sideforms and burlap or curing paper for the protection of the pavement in case of rain? Is the contractor immediately'repairing all slumping edges in excess of 12.5 millimeters? 3.10.36
16. THICKNESS TEST FHWA TECHNICAL ADVISORY T 5080.17 July 14, 1994 ATTACHMENT 3 IS the thickness of the pavement being checked? 17. AIR CONTENT Is the air content being tested as required by the frequency chart? 18. SLUMP Is the slump being checked as required by the frequency chart? 19. REINFORCEMENT, DOWEL. AND TIE BAR DEPTH CHECKS Is the concrete being probed to check the vertical and horizontal positioning of the pavement reinforcement, dowels, and tie bars?' - 20. STRENGTH _ -: _., '^ -+.- __- -. . . . Are $est specimens being cast at the site of work at the required frequency: . -- ..ta.l. .at: Il$ast pne-set--per da; (b) one set for-every 150 meters of two lane pavement (300 meters of one lane--pavement) 21. LONGITUDINAL JOINT , (a) .. &e tie-bar? placed properly? (b) Are'the~jbints sawed at the same time as the transverse joints with pavement widths greater than 7.3 meters? Are they cleaned and immediately filled with sealer? 22. TRANSVERSE . '- .-. a (a) Are the smooth dowel bars positioned parallel to the grade at a depth of t t: Are the dowel bars coated with a thin bond breaker? Are the capped ends of the bar coated with a debonding agent? '-(Expansion joints) 3.10.37
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3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9
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h. The most common types of pavemen
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Fidh'X TECHSiC.AL .AL1L~!SC!?'r' T
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F!-ih'.A TECHN1C.U XDI'IS3RY T 5010
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TABLE 3. MAXIMUM RECOMMENDED TIEBAR
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?%‘.4 TECHWIC.4L ADVISORY T 3040.
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. C ‘i!\‘*A . . T’ECHSIC4L .U
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CH!\‘.?l TECZSIC'.AL ADVISORY T 5
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TIEBAR PULL-OUT TESTS Proper consol
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'1iK.A TECHNICAL XDVISCIRY T 5040.3
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TECHNICAL PAPER 89-03 -- Benefits o
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critical, as the restraint forces d
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TECRWICAL PAPER 89-04 -- PREFORMED
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maximum expansion. This will allow
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When sealing a width of two lanes o
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BXAHPLB B: The State elects to chan
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References 1. l'Design and Control
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Based on Kansas Standard Plan 707.2
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SlJbJect- Dowel Bar Inserters Date
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Dowel Bar Placement: pechanical Ins
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TABLE OF CONTENTS Abstract . . . .
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In July of 1988 this need for addit
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_i -. Corinu Procedure: A metal det
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PLACEMENT TOLERANCE SPECIFICATIONS
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placing dowels in a satisfactory cl
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ar inserter. On the first inserter
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extensive searches if a problem is
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SUMMARY AND CONCLUSIONS (continued)
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TABLE 1. DESCRIPIIOR OF PROJECYS IW
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TABLE 3. RANDOM SAMPLING SEQUENCE F
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.FICURE 1. COWEURAT?ON AND NuMBml;
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: __ APPENDIX A. DETAILED DATA FOR
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FHWA TECHNICAL ADVISORY T 5080.14 J
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FHWA TECiNICAL ADVISORY T 5080.14 J
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l.onghJdinal SECTION A-A onalmclion
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1. 2. 3. 4. 5. 6. 7. 8. 9. 10. REFE
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CASE STUDY - CONTINUOUSLY REINFORCE
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serve as a leveling course, to corr
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v. Details of Field Review It was n
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practice, chloride contents above 1
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pavement is constructed, we also re
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Sing1 e Lane Longitudfnal Bat CRCP
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LATERAL LOAD DISTRIBCTION AND THE L
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PURPOSE This paper summarizes data
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.A thxd study was ?e?ormed 5~ :he S
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__. Table 2. Encroachments on outsi
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The results presented by Ezery :\*e
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from the siab edge. The number of t
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-1 5 13 19 25 31 37 43 49 55 51 6i
Page 113 and 114: .A ::cleoier:Cai ?'.'3iU2::0:: Oi 5
Page 116 and 117: .M~&$iU~eTle~t!S and eStZbliSkfXl t
Page 118 and 119: Photos 5 k 6 - Two examples of wide
Page 120 and 121: 0 ,A KC pavement that is widened 18
Page 122 and 123: 13. Gordon K. Ray, ‘Concrete Shou
Page 125 and 126: I-60 Lmqitudinal CrackFnq - l988 in
Page 127 and 128: ill operatfms were cm@etM by July 1
Page 129 and 130: US. Deparmenr ol Transpoftarxx Fede
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Page 153 and 154: 1. Platerials FHWA TECHNICAL ADVISO
Page 155 and 156: 3. Mixins B. Batchers (1) (2) (3) (
Page 157 and 158: 1. 2. 3. 4. 5. FHWA TECHNICAL ADVIS
Page 159 and 160: 8. TEMPERATURE CONTROL FHWA TECHNIC
Page 161 and 162: 1. SUBBASE TRIYMING FHWA TECHNICAL
Page 163: 12. 13. 14. TRUCK REGUIREMENTS FHWA
Page 167: 25. 26. (cl (d) FHWA TECHNICAL ADVI
Page 171: IO IS 20 25 x> Air temp., OC To use
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Page 179 and 180: RSQUIREMENTS 1’. General Retireme
Page 183: 48Cl Sum&y of State Highway Practic
Page 186 and 187: Quotatims (con’t~ (30); &lignment
Page 188 and 189: We recognize that some States have
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