Mississippi dot
Download
1 / 21

Mississippi DOT - PowerPoint PPT Presentation


  • 114 Views
  • Uploaded on

Mississippi DOT. Roadsides, Drainage & Vegetation Management Standards. MDOT Maintenance Condition Survey Information. Old Jorgenson System (stolen from Florida) Survey MS, US & Interstate Highways Do not survey county roads or city streets MDOT Maintained Inventory – 14,000 Miles

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Mississippi DOT ' - lorne


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Mississippi dot

Mississippi DOT

Roadsides, Drainage & Vegetation Management Standards


Mdot maintenance condition survey information
MDOT Maintenance Condition Survey Information

  • Old Jorgenson System (stolen from Florida)

  • Survey MS, US & Interstate Highways

  • Do not survey county roads or city streets

  • MDOT Maintained Inventory – 14,000 Miles

  • Samples are one (1) mile in length

  • 240 samples surveyed each year – 1.7% of the system

    • 20 per district every 6 months

    • Weighted per district by highway type


Survey procedures
Survey Procedures

  • Survey Team Members

    • Maintenance Division

    • District Office Representative

    • County Supervisor and/or Area Superintendent

  • Maintenance Condition Standards

  • Maintenance Condition Survey Form

  • Reporting


Maintenance condition standards
Maintenance Condition Standards

  • Pavement

  • Roadside

  • Traffic Services

  • Drainage

  • Vegetation & Aesthetics

  • Bridges


Roadside standards
Roadside Standards

  • Shoulder (Un-Paved)

    • No shoulder drop-off greater than 2”

    • No deviations greater than 4” below or 2” above original design

    • Pass/Fail

  • Front Slope

    • No ruts or washouts greater than 6” in depth

    • Pass/Fail


Roadside standards cont
Roadside Standards (Cont.)

  • Back Slope

    • No ruts or washouts greater than 12” in depth

    • No erosion onto adjacent property

    • Pass/Fail

  • Turnout

    • No ruts, potholes or washouts greater than 4” in depth

    • Pass/Fail


Maintenance condition standards1
Maintenance Condition Standards

  • Pavement

  • Roadside

  • Traffic Services

  • Drainage

  • Vegetation & Aesthetics

  • Bridges


Drainage standards
Drainage Standards

  • Storm Sewer

    • Cross- sectional area is not restricted more than 10%

    • Pass/Fail


  • Side Drain

    • Cross- sectional area is not restricted more than 20%

    • Pass/Fail


  • Cross Drain

    • Cross- sectional area is not restricted more than 15%

    • Pass/Fail



  • Roadside Ditch

    • Standard ditch bottom not less than 2.5 feet below the edge of pavement.

    • Pass/Fail


  • Curb Inlet

    • No obstruction of openings more than 10%

    • Pass/Fail


Drainage standards cont
Drainage Standards (Cont.)

  • Median Ditch

    • Standard ditch bottom not less than 2 feet below the edge of pavement.

    • Pass/Fail

  • Outfall Ditch

    • Outfall functioning as originally designed

    • Pass/Fail

  • Misc. Drainage Structure (paved ditch, flumes, French drain, edge drain)

    • Pass/Fail


Drainage standards cont1
Drainage Standards (Cont.)

  • Roadway Sweeping

    • Material Accumulation > ¾” in traveled way or 2 ¼” in gutter

    • Pass/Fail


Maintenance condition standards2
Maintenance Condition Standards

  • Pavement

  • Roadside

  • Traffic Services

  • Drainage

  • Vegetation & Aesthetics

  • Bridges


Vegetation aesthetics
Vegetation & Aesthetics

  • Roadside Mowing

    • Grass no higher than 10” (Multi-Lane Facilities)

    • Grass no higher than 18” (All other routes)

    • Grass height not less than 4”

    • Pass/Fail

  • Slope Mowing

    • Grass no higher than 10” (Multi-Lane Facilities)

    • Grass no higher than 18” (All other routes)

    • Grass height not less than 4”

    • Pass/Fail


Vegetation aesthetics cont
Vegetation & Aesthetics (Cont.)

  • Landscaping

    • Vegetation is maintained in a healthy, attractive condition

    • Pass/Fail

  • Tree Trimming

    • Tree limbs no lower than 14.5’ over travelway, shoulder, clear zone

    • Tree limbs no lower than 10’ over sidewalk

    • No dead or dying trees over or adjacent to travelway that could prove to be hazardous

    • Pass/Fail


Vegetation aesthetics cont1
Vegetation & Aesthetics (Cont.)

  • Curb/Sidewalk Edge

    • Grass or debris encroaches on sidewalk no more than 4”

    • Adjacent Grass no more than 2” below nor 4” above top of curb or sidewalk

    • Pass/Fail

  • Litter Removal

    • No more than 100 visible pieces (Multi-Lane)

    • No more than 50 visible pieces (2-Lane)

    • Pass/Fail

  • Turf Condition

    • Sparse turf, contains high percentage of undesirable noxious or broadleaf weeds

    • Pass/Fail


Summary
Summary

  • Current Maintenance Condition Standards in place since the late 1980’s

  • Survey Results not tied to budget

  • No penalty for standard failures

  • Annual Report with results developed by Maintenance Division

  • Looking to Update Survey and MMS in the near future.



ad