Below are the first 10 and last 10 pages of uncorrected machine-read text (when available) of this chapter, followed by the top 30 algorithmically extracted key phrases from the chapter as a whole.
Intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text on the opening pages of each chapter.
Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.
Do not use for reproduction, copying, pasting, or reading; exclusively for search engines.
OCR for page 30
30
I-355 SOUTH
EXTENSION
Gouger Rd Cedar Rd
Farrell Rd
Rt 7 (159 th St)
349+67 (Rt 7/159 th )
163 rd St
322+55 (163 rd ) 321+25
322+92
5/15/07--PCC Paving w/ Burlap Drag & Random Tran Tine
313+90 (Gou ger )
Tx #10 --Burlap Drag + Random Tran Tine
5/21/07--PCC Paving w/ Burlap Drag & Tran Tine 305+06
Tx #11--Burlap Drag + 1-in Tran Tine
5/14/07--PCC Paving w/ Burlap Drag & Tran Tine Division St
300+03 Tx #9--Burlap Drag + 0.5-in Tran Tine (GA Design)
th )
(16 7 th St
293+55 (Division/167
5/22/07--PCC Paving w/ Burlap Drag & Tran Tine 285+92
Tx #2--No Pretexture + 0.75-in Long Tine
5/3/07--PCC Paving w/ Heavy Turf Drag
Tx #1a--Heav y Turf Dr a g (ori g)
272+92
5/23/07--PCC Paving w/ Heavy Turf Drag & Long Tine TOLL
267+32 PLA ZA
Tx #5b --Heavy Turf Drag + 0.75-in Long Tine
TOLL 267+08 265+75
PLA ZA 266+08
5/23/07--PCC Paving w/ Heavy Turf Drag 5/2/07--PCC Paving w/ No Pretexture
Tx #1b --Heavy Turf Drag (mod) Tx #3--No Pretexture + Long Grind
256+00
5/23/07--PCC Paving w/ Turf Drag & Long Tine Bruce Rd
240+08
Tx #5a--Std Turf Drag + 0.75-in Long Tine
241+97 (175 th St)
235+65 (Bruce )
5/24/07--PCC Paving w/ Turf Drag & Long Tine 5/1/07--PCC Paving w/ Burlap Drag Only
Tx #6--Std Turf Drag + Shallow 0.75-in Long Tine Tx #7--Burlap Drag + Long Groove
215+42
214+85
4/30/07--PCC Paving w/ Std Turf Drag Only
5/25/07--PCC Paving w/ Turf Drag & Tran Tine Tx #8 --Std Turf Dr a g + Lon g Groove
Tx #12--Std Turf Drag + Skewed Random Tine
(new ISTHA Std) 193+75
193+75 193+62 (end bri dge)
186+42 (begin bridge)
Spring
Creek T36N
Figure 4-2. Concrete paving and texturing sequence.
the resulting texture are shown in Figures 4-12 through 4-14. tions that were diamond ground to remove bumps or exces-
The diamond groove textures were created using a bridge sive roughness).
deck groover, equipped with a 30-in. (762-mm) diamond-
blade cutting head. Figures 4-15 through 4-17 show the grind- Collection of Concrete Data
ing equipment and produced texture.
Concrete mixture design and materials/construction qual-
ity data of the pavement were obtained from the project
Establishing Test Segments QA/QC testing contractor. These data included the following:
Figure 4-18 shows the location of the test sections on the · Mixture Design
site. Most test segments were 528 ft (161 m) long. Locations Aggregate type/source, properties.
of the segments were chosen to provide a good representa- Cement content/water-to-cement ratio.
tion of the specified texture and to keep clear of roadway fea- Slump.
tures that could affect friction, texture, and noise measurements Gradation.
(e.g., overpasses, overhead sign structures, embankments, loca- Compressive strength.
OCR for page 31
Table 4-3. Details of concrete paving activities on South Extension.
Date and
Location, Time of
Texture No. and Description Station/Direction Paving Weather Conditions Description of Texturing Operations
1a--Heavy Turf Drag 267+92 to 285+92 NB 5/3/07, Clear and Sunny, Turf drag pretexture created using 24-ft wide by 4-ft long polyethylene turf mat
(orig) 6:00 am - Light to Moderate weighted down with 22-ft long 2×10 lumber.
4:00 pm Winds 1 pass--combined turf drag and curing compound spray (distance maintained
(50 - 70°F) behind paver = 50 to 125 ft).
1b--Heavy Turf Drag 266+08 to 256+00 SB 5/23/07, Clear and Sunny Turf drag pretexture created using 24-ft wide by 4-ft long polyethylene turf mat
(mod) 6:00 am - Light Winds (am), weighted down with 22-ft long 2×10 and 22-ft long 2×6 lumber.
5:00 pm Moderate Winds (pm) 1 pass--combined turf drag and curing compound spray (distance maintained
(58 - 88°F) behind paver = 50 to 125 ft).
2--No Pretexture + 0.75-in. 300+03 to 272+92 SB 5/22/07, Clear and Sunny, No pretexture applied; longitudinal tining created using tines uniformly spaced
Long Tine 6:00 am - Light to Moderate 0.75 in. (19 mm) apart.
7:00 pm Winds 2 passes--first pass for longitudinal tining, second pass for curing compound
(56 - 86°F) spray (distance maintained behind paver = 50 to 125 ft).
3--No Pretexture + Long 240+08 to 265+75 NB 5/2/07, Partly Cloudy, No pretexture applied; surface just floated and edged, and sprayed with curing
Grind 6:00 am - Moderate Winds compound.
5:30 pm (50 - 72°F)
5a--Std Turf Drag + 0.75-in. 256+00 to 241+97 SB 5/23/07, Clear and Sunny Turf drag pretexture and longitudinal tining created using (a) 24-ft wide by 4-ft
Long Tine 6:00 am - Light Winds (am), long polyethylene turf mat (unweighted) and (b) longitudinal tines uniformly
5:00 pm Moderate Winds (pm) spaced 0.75 in. (19 mm) apart.
(58 - 88°F) 2 passes--first pass for combined turf drag and longitudinal tining, second pass
for curing compound spray (distance maintained behind paver = 75 to 100 ft).
5b--Heavy Turf Drag + 272+92 to 267+08 SB 5/23/07, Clear and Sunny Turf drag pretexture and longitudinal tining created using (a) 24-ft wide by 4-ft
0.75-in. Long Tine 6:00 am - Light Winds (am), long polyethylene turf mat weighted down with 22-ft long 2×10 lumber and (b)
5:00 pm Moderate Winds (pm) longitudinal tines uniformly spaced 0.75 in. (19 mm) apart.
(58 - 88°F) 2 passes--first pass for combined turf drag and longitudinal tining, second pass
for curing compound spray (distance maintained behind paver = 75 to 100 ft).
6--Std Turf Drag + 0.75-in. 241+97 to 214+85 SB 5/24/07, Clear and Sunny, Turf drag pretexture and longitudinal tining created using (a) 24-ft wide by 4-ft
Shallow Long Tine 6:30 am - Moderate to Strong long polyethylene turf mat (unweighted) and (b) longitudinal tines uniformly
5:30 pm Winds (65 - 89°F) spaced 0.75 in. (19 mm) apart.
2 passes--first pass for combined turf drag and longitudinal tining, second pass
for curing compound spray (distance maintained behind paver = 75 to 100 ft).
(continued on next page)
OCR for page 32
Table 4-3. (Continued).
Date and
Location, Time of
Texture No. and Description Station/Direction Paving Weather Conditions Description of Texturing Operations
7--Burlap Drag + Long 215+42 to 240+08 NB 5/1/07, Partly Cloudy, Burlap drag pretexture created using 24-ft wide by 4-ft long burlap section.
Groove 6:00 am - Moderate Winds 1 pass--combined burlap drag and curing compound spray (distance maintained
7:00 pm (56 - 78°F) behind paver = 50 to 125 ft).
8--Std Turf Drag + Long 193+75 to 215+42 NB 4/30/07, Clear and Sunny, Turf drag pretexture created using 24-ft wide by 4-ft long polyethylene turf mat
Groove 6:00 am - Light Winds (unweighted).
7:00 pm (52 - 75°F) 1 pass--combined turf drag and curing compound spray (distance maintained
behind paver = 50 to 125 ft).
9--Burlap Drag + 0.5-in. 285+92 to 305+06 NB 5/14/07, Clear and Sunny, Burlap drag pretexture and transverse tining created using (a) 24-ft wide by 4-ft
Tran Tine (GA design) 6:00 am - Light to Moderate long burlap section and (b) transverse tines uniformly spaced 0.5 in. (13 mm)
5:30 pm Winds apart.
(54 - 90°F) 2 passes--first pass for combined burlap drag and transverse tining, second pass
for curing compound spray (distance maintained behind paver = 75 to 100 ft).
10--Burlap Drag + 305+06 to 321+25 NB 5/15/07, Clear and Sunny (am), Burlap drag pretexture and transverse tining created using (a) 24-ft wide by 4-ft
Variable Tran Tine 6:00 am - Light Showers (pm) long burlap section and (b) transverse tines spaced according to dimensions given
3:30 pm Light to Moderate in Table B-1 in Appendix B (available on line).
Winds 2 passes--first pass for combined burlap drag and transverse tining, second pass
(58 - 79°F) for curing compound spray (distance maintained behind paver = 75 to 100 ft).
11--Burlap Drag + 1-in. 322+92 to 300+03 SB 5/21/07, Clear and Sunny, Burlap drag pretexture and transverse tining created using (a) 24-ft wide by 4-ft
Tran Tine (ISTHA Std) 6:00 am - Light Winds long burlap section and (b) transverse tines uniformly spaced 1.0 in. (25 mm)
6:00 pm (45 - 83°F) apart.
2 passes--first pass for combined burlap drag and transverse tining, second pass
for curing compound spray (distance maintained behind paver = 75 to 100 ft).
12--Std Turf Drag + 214+85 to 193+75 SB 5/25/07, Partly Cloudy, Turf drag pretexture and transverse tining created using (a) 24-ft wide by 4-ft
Skewed Variable Tine 7:00 am - Light Winds long polyethylene turf mat (unweighted) and (b) transverse tines spaced
6:00 pm (56 - 72°F) according to dimensions given in Table B-2 in Appendix B (available on line).
2 passes--first pass for combined turf drag and skewed transverse tining, second
pass for curing compound spray (distance maintained behind paver = 75 to 100 ft).
Note: Wind speed classification according to Beaufort wind speed scale (Light = 1-10 mi/hr, Moderate = 10-22 mi/hr, Strong = 22-33 mi/hr)
1 in. = 25.4 mm; 1 ft = 0.305 m; 1 mi = 1.61 km; °C = 5/9×(°F-32)
ISTHA=Illinois State Toll Highway Authority
OCR for page 33
33
Figure 4-3. PCC paving. Figure 4-6. Heavy turf drag texturing.
Figure 4-4. Longitudinal tining. Figure 4-7. Heavy turf drag finish (Section 1b).
Figure 4-5. Longitudinally tined surface. Figure 4-8. 0.5-in (12.7-mm) transverse tining
(Section 9).
OCR for page 34
34
Figure 4-9. Shallow longitudinal tine (Section 6). Figure 4-12. Diamond grinding machine.
Figure 4-10. Longitudinal tine with heavy turf drag Figure 4-13. Diamond-ground surface (Section 3).
pretexture (Section 5b).
Figure 4-11. Variable transverse tine (Section 10). Figure 4-14. Close-up picture of diamond-ground
surface (Section 3).
