Overlay HMA thickness- Bond shear State Roadway thickness, Observed distress panel size strength (psi) (in) (in:ftxft) TH-30 (35 miles southwest of 5.25 to 9.75 6:12x12 N/A Very low faulting; low spalling. Mankato) TS:5 TH-30 (35 southwest of Mankato) Minnesota 5.25 to 9.75 6:12x12 N/A Very low faulting; low spalling. TS:6 TH-30 (35 southwest of Mankato) 5.25 to 9.75 6:12x12 N/A Long. cracks, very low faulting. Control section Intersection of SR-133 and 10 4:4x4 N/A N/A SR-100, Chester County SR-30, Lancaster County 11.5 3:3x3 N/A N/A Pennsylvania SR-8031(Segment 0510) and 3.5 2:3x3 N/A N/A ramp to SR-0083) 1 corner SR-30, Uniontown, Fayette County 8 4:4x4 N/A Spalling in a few trans. jts. Intersections on LP-250 at Wadley Road, Holiday Hill Road and Midland 4 3:3x3 N/A Corner and trans. cracks. Drive Texas Intersection of LP-250 at Midkiff Road 4 3:3x3 N/A Corner and trans. cracks. and Garfield Road Min.: 43 Max.: 137 Intersection of SR-291 and SR-78, Missouri 3 to 8 4:4x4 Ave.: 90 1.7 % of slabs cracked. Independence Stan. dev.: 66 n = 2 Table : Summary of projects evaluated (continued).
State Roadway HMA thickness, (in) Overlay thickness- panel size (in:ftxft) Bond shear strength (psi) Observed distress Minnesota TH-30 (35 miles southwest of Mankato) TS:5 5.25 to 9.75 6:12x12 N/A Very low faulting; low spalling. TH-30 (35 southwest of Mankato) TS:6 5.25 to 9.75 6:12x12 N/A Very low faulting; low spalling. TH-30 (35 southwest of Mankato) Control section 5.25 to 9.75 6:12x12 N/A Long. cracks, very low faulting. Pennsylvania Intersection of SR-133 and SR-100, Chester County 10 4:4x4 N/A N/A SR-30, Lancaster County 11.5 3:3x3 N/A N/A SR-8031(Segment 0510) and ramp to SR-0083) 3.5 2:3x3 N/A N/A SR-30, Uniontown, Fayette County 8 4:4x4 N/A 1 corner Spalling in a few trans. jts. Texas Intersections on LP-250 at Wadley Road, Holiday Hill Road and Midland Drive 4 3:3x3 N/A Corner and trans. cracks. Intersection of LP-250 at Midkiff Road and Garfield Road 4 3:3x3 N/A Corner and trans. cracks. Missouri Intersection of SR-291 and SR-78, Independence 3 to 8 4:4x4 Min.: 43 Max.: 137 Ave.: 90 Stan. dev.: 66 n = 2 1.7 % of slabs cracked. Table : Summary of projects evaluated (continued).
TPF%205-165%20Task%201%20Final%20Report.docx