National Academies Press: OpenBook

Determining Guidelines for Ramp and Interchange Spacing (2011)

Chapter: Appendix A: Field Data Collection Sites

« Previous: References
Page 172
Suggested Citation:"Appendix A: Field Data Collection Sites ." National Academies of Sciences, Engineering, and Medicine. 2011. Determining Guidelines for Ramp and Interchange Spacing. Washington, DC: The National Academies Press. doi: 10.17226/22899.
×
Page 172
Page 173
Suggested Citation:"Appendix A: Field Data Collection Sites ." National Academies of Sciences, Engineering, and Medicine. 2011. Determining Guidelines for Ramp and Interchange Spacing. Washington, DC: The National Academies Press. doi: 10.17226/22899.
×
Page 173
Page 174
Suggested Citation:"Appendix A: Field Data Collection Sites ." National Academies of Sciences, Engineering, and Medicine. 2011. Determining Guidelines for Ramp and Interchange Spacing. Washington, DC: The National Academies Press. doi: 10.17226/22899.
×
Page 174
Page 175
Suggested Citation:"Appendix A: Field Data Collection Sites ." National Academies of Sciences, Engineering, and Medicine. 2011. Determining Guidelines for Ramp and Interchange Spacing. Washington, DC: The National Academies Press. doi: 10.17226/22899.
×
Page 175
Page 176
Suggested Citation:"Appendix A: Field Data Collection Sites ." National Academies of Sciences, Engineering, and Medicine. 2011. Determining Guidelines for Ramp and Interchange Spacing. Washington, DC: The National Academies Press. doi: 10.17226/22899.
×
Page 176

Below is the uncorrected machine-read text of this chapter, intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text of each book. Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.

Appendix A Field Data Collection Sites

Appendix A Traffic Operations Work Plan - Field Data Collection Candidate Sites I-275: N. Lois Ave to NW Shore Blvd Tampa, FL Entry-Exit w Aux Lane EB w/o Aux Lane WB Mainline: I-275 Cross St: NW Shore Blvd and N Lois Ave WB EB WB EB WB 3-lane 3-lane 2-lane 2-lane 3-lane 12 12 12 12 12 14 14 6 12 10 20 D1 (m) 0.61 D2 (m) 1.1 1.15 0.28 0.21 0.16 D3 (m) 1.42 1.39 0.35 0.33 0.28 D4 (m) 1.61 1.59 0.64 0.64 0.36 D5 (ft) 1400 1260 880 720 695 D6 (ft) 1250 1340 810 960 680 Flat Urban Data not obtained No midpiont location identified. Data available from FDOT No * Terrain was estimated from Google Earth En-Ex D1 Interchange to Interchange D2 between inside edges of ramp D3 Distance between Markings of Gore D4 Distance between Gores D5 Distance from Interchange to start of Gore (west/south) D6 Distance from Interchange to start of Gore (east/north) En-En D1 Interchange to Interchange D2 between inside edges of ramp D2* upstream outside edge to downstream inside edge D3 upstream inside edge to downstream outside edge D4 Distance between Gores D5 Distance from Interchange to start of Gore (upstream) D6 Distance from Interchange to start of Gore (downstream) Phoenix, AZ Cross St: N. Litchfield Rd bypass and N Dysart Rd No No 65 mph 65 mph ADOT Freeway Management System 85 Entry-Exit w/o Aux Lane Mainline: I-10 Suburban 1 Rural Flat Shoulder Widths (ft) Median Widths (ft) Distances Site Selected? Speed Loop 101: 56th to N. Scottsdale Rd Entry-Exit w/o Aux Lane Cross St: N 56th St and N. Scottsdale Rd Mainline: Loop 101 Phoenix, AZ Name City, State, County Ramp Combination Freeway Lanes Direction Street Names I-10 (Papago Fwy): N. Litchfield Rd to Dysart Area Type 45 2.12 Flat Lane widths (ft) Data Collection No midpoint location identified. No midpoint location identified. Terrain * ADOT Freeway Management SystemData Availability

Appendix A D1 (m) D2 (m) D3 (m) D4 (m) D5 (ft) D6 (ft) Shoulder Widths (ft) Median Widths (ft) Distances Site Selected? Speed Name City, State, County Ramp Combination Freeway Lanes Direction Street Names Area Type Lane widths (ft) Data Collection Terrain * Data Availability SR 51 NB Bethany Home Rd to Glendale Rd Phoenix, AZ Entry-Exit w/o Aux Lane Mainline: SR-51 Cross St: E Bethany Home Rd, E Glendale Rd SB NB SB NB SB NB NB 3-lane 3-lane 3-lane 3-lane 3-lane 3-lane 3-lane 12 12 12 12 12 12 12 10 10 10 10 10 11 9 10 1.01 0.42 0.41 0.58 0.53 0.3 0.35 0.38 0.52 0.49 0.68 0.71 0.44 0.41 0.42 0.68 0.68 0.82 0.8 0.6 0.57 0.64 860 850 900 830 1550 1590 940 660 640 750 880 570 880 980 Flat Suburban 55 mph No midpiont location identified. ADOT Freeway Management System No Stockton, CA Data not obtained Entry-Exit w/o Aux Lane Mainline: I-5 Cross St: Downing Ave W 8th Ave 1 No No No 1.04 Phoenix, AZ 35 Cross St: E Thomas Rd, E Indian School Rd Mainline: SR-51 Entry-Exit w/o Aux Lane 60 60 Data not obtained SR 51 NB 20th St to Indian School Rd Flat 55 mph Flat Suburban Flat Suburban I-5: Downing Ave to S French CampI-5: Downing Ave to W 8th Ave Stockton, CA Entry-Exit w/o Aux Lane Mainline: I-5 Cross St: Downing Ave S French Camp Rd Urban 1.12 No midpoint location identified. No midpiont location identified. No midpiont location identified. ADOT Freeway Management SystemData available from CaltransData available from Caltrans

Appendix A D1 (m) D2 (m) D3 (m) D4 (m) D5 (ft) D6 (ft) Shoulder Widths (ft) Median Widths (ft) Distances Site Selected? Speed Name City, State, County Ramp Combination Freeway Lanes Direction Street Names Area Type Lane widths (ft) Data Collection Terrain * Data Availability SR 51 SB Union Hills to Bell Rd SR 51 SB N 32nd St to E Northern Ave Phoenix, AZ Phoenix, AZ Phoenix, AZ Entry-Exit w/o Aux Lane SB Entry-Entry w Aux Lane Mainline: SR-51 Mainline: SR-51 Mainline: SR 51 Cross St: E Glendale Rd, E Northern Ave Cross St: E 32nd St, E Northern Ave SB SB SB NB SB 3-lane 4-lane 3-lane 3-lane 3-5 lane 12 12 12 12 12 8 7 10 10 10 45 22 1 2 0.71 0.3 0.52 0.45 0.57 (0.67*) 0.81 0.38 0.61 0.53 0.65 1.07 0.6 0.79 0.75 0.68 800 980 1500 1150 1150 1010 1090 1280 1790 5775 Slope Flat Slope Suburban Suburban Suburban 65 mph 65 mph 65 mph No midpiont location identified. Pedestrian overpass at midpoint Pedestrian overpass at midpoint ADOT Freeway Management System ADOT Freeway Management System ADOT Freeway Management System No Yes No 65 mph No 1.4 45 I-10 from Orange Grove Rd to Ina RdSR 51 Glendale Rd to Northern Ave Entry-Exit w/o Aux Lane Mainline: I-10 Cross St: Orange Grove Rd, Ina Rd Tucson, AZ Entry-Exit w/o Aux Lane SB w Aux NB Cross St: E Glendale Rd, E Northern Ave Surburban 60 1.32 Flat ADOT Freeway Management System No midpiont location identified.

Appendix A D1 (m) D2 (m) D3 (m) D4 (m) D5 (ft) D6 (ft) Shoulder Widths (ft) Median Widths (ft) Distances Site Selected? Speed Name City, State, County Ramp Combination Freeway Lanes Direction Street Names Area Type Lane widths (ft) Data Collection Terrain * Data Availability SR 202 Priest Dr to N Center Pkwy Phoenix, AZ Entry-Entry Mainline: SR 202 Cross St: N Priest Dr, N Center Pkwy EB 4-lane 12 9 22 0.64 0.36 (0.38*) 0.51 0.49 1820 850 Slope Suburban 65 mph Bridge over-crossing at midpoint ADOT Freeway Management System Yes

Next: Appendix B: Findings from Other NCHRP Datasets »
Determining Guidelines for Ramp and Interchange Spacing Get This Book
×
 Determining Guidelines for Ramp and Interchange Spacing
MyNAP members save 10% online.
Login or Register to save!
Download Free PDF

TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 169: Determining Guidelines for Ramp and Interchange Spacing documents the research effort related to the development of NCHRP Report 687: Guidelines for Ramp and Interchange Spacing.

NCHRP Report 687 explores guidelines for ramp and interchange spacing based on design, operations, safety, and signing considerations.

READ FREE ONLINE

  1. ×

    Welcome to OpenBook!

    You're looking at OpenBook, NAP.edu's online reading room since 1999. Based on feedback from you, our users, we've made some improvements that make it easier than ever to read thousands of publications on our website.

    Do you want to take a quick tour of the OpenBook's features?

    No Thanks Take a Tour »
  2. ×

    Show this book's table of contents, where you can jump to any chapter by name.

    « Back Next »
  3. ×

    ...or use these buttons to go back to the previous chapter or skip to the next one.

    « Back Next »
  4. ×

    Jump up to the previous page or down to the next one. Also, you can type in a page number and press Enter to go directly to that page in the book.

    « Back Next »
  5. ×

    To search the entire text of this book, type in your search term here and press Enter.

    « Back Next »
  6. ×

    Share a link to this book page on your preferred social network or via email.

    « Back Next »
  7. ×

    View our suggested citation for this chapter.

    « Back Next »
  8. ×

    Ready to take your reading offline? Click here to buy this book in print or download it as a free PDF, if available.

    « Back Next »
Stay Connected!