nhdot state report AWS
NHDOT STATE REPORT Northeast Pavement Preservation Partnership Meeting Portland, ME
May 8-10, 2017
Eric Thibodeau – Pavement Management Chief
PRESENTATION OVERVIEW 1. Current Condition 2. 3 Year Paving Program 3. Challenges Moving Forward
Background Information • NHDOT Roadway Network: – – – – – – –
4,906 Total Miles Broken into 4 Tiers Tier 1: 844 miles Tier 2: 1,426 miles Tier 3: 1,438 miles Tier 4: 895 miles Compacts: 303 miles
Tier 1
Tier 2
Tier 3
Tier 4
Network Condition (2016)
Based on IRI
Tier Condition (2016)
Based on IRI
Tier Condition (2014) Tier 3: • Good ↑ 55 • Fair ↓ 25 • Poor ↓ 51 • V. Poor↑20 Tier 4: • Good ↑ 43 • Fair ↑ 99 • Poor ↓ 86 • V. Poor↓61 Based on IRI
2017 PAVING PROGRAM • • • • •
Crack Seal 80.7 miles Preservation 132.8 miles Light Capital 338.4 miles Roughness 65.3 miles Rehabilitation 54.8 miles TOTAL: 672.0 miles No Tier 2 Crack Sealing!!
2018 PAVING PROGRAM • • • • •
Crack Seal 162.2 miles Preservation 183.6 miles Light Capital 195.5 miles Roughness 84.1 miles Rehabilitation 12.2 miles TOTAL: 637.6 miles Does not meet our goals!!
2019 PAVING PROGRAM • • • • •
Crack Seal 57.4 miles Preservation 159.8 miles Light Capital 354.7 miles Roughness 54.5 miles Rehabilitation 15.8 miles TOTAL: 642.2 miles Assumes fully funded program Tier 2 crack seal not shown
Preservation Activities • Crack Sealing: – Tier 1 (Interstate contract) – Tier 2 (Tier 2 contract)
• Preservation: – – – –
Bonded Wearing Course (BWC) HMA Overlays utilizing PMAs & ARGG Chip Seals Thin Lift HMA (3/4”)
Preservation Challenges • Scope Creep: – – – – – – –
Inlaid Polyurea Pavement Markings Multi Use Path Work Drainage Guardrail Rock Slope Work Treated Like Rehabs! Examples: 1. I-89 Bow-Hopkinton BWC Preservation (21.4 miles) – Approx. 110 Bid Items!
2. Maine DOT I-95 Brunswick-West Gardiner BWC (43.4 miles) – 30 Bid Items!
• Treatment Timing: – Projects Advertised Too Late in the Season – Single Season Morphing into Multiple Seasons • Scope Creep • Extensive Bridge Rehab. work
Questions? Email: [email protected]
May 8-10, 2017
Eric Thibodeau – Pavement Management Chief
PRESENTATION OVERVIEW 1. Current Condition 2. 3 Year Paving Program 3. Challenges Moving Forward
Background Information • NHDOT Roadway Network: – – – – – – –
4,906 Total Miles Broken into 4 Tiers Tier 1: 844 miles Tier 2: 1,426 miles Tier 3: 1,438 miles Tier 4: 895 miles Compacts: 303 miles
Tier 1
Tier 2
Tier 3
Tier 4
Network Condition (2016)
Based on IRI
Tier Condition (2016)
Based on IRI
Tier Condition (2014) Tier 3: • Good ↑ 55 • Fair ↓ 25 • Poor ↓ 51 • V. Poor↑20 Tier 4: • Good ↑ 43 • Fair ↑ 99 • Poor ↓ 86 • V. Poor↓61 Based on IRI
2017 PAVING PROGRAM • • • • •
Crack Seal 80.7 miles Preservation 132.8 miles Light Capital 338.4 miles Roughness 65.3 miles Rehabilitation 54.8 miles TOTAL: 672.0 miles No Tier 2 Crack Sealing!!
2018 PAVING PROGRAM • • • • •
Crack Seal 162.2 miles Preservation 183.6 miles Light Capital 195.5 miles Roughness 84.1 miles Rehabilitation 12.2 miles TOTAL: 637.6 miles Does not meet our goals!!
2019 PAVING PROGRAM • • • • •
Crack Seal 57.4 miles Preservation 159.8 miles Light Capital 354.7 miles Roughness 54.5 miles Rehabilitation 15.8 miles TOTAL: 642.2 miles Assumes fully funded program Tier 2 crack seal not shown
Preservation Activities • Crack Sealing: – Tier 1 (Interstate contract) – Tier 2 (Tier 2 contract)
• Preservation: – – – –
Bonded Wearing Course (BWC) HMA Overlays utilizing PMAs & ARGG Chip Seals Thin Lift HMA (3/4”)
Preservation Challenges • Scope Creep: – – – – – – –
Inlaid Polyurea Pavement Markings Multi Use Path Work Drainage Guardrail Rock Slope Work Treated Like Rehabs! Examples: 1. I-89 Bow-Hopkinton BWC Preservation (21.4 miles) – Approx. 110 Bid Items!
2. Maine DOT I-95 Brunswick-West Gardiner BWC (43.4 miles) – 30 Bid Items!
• Treatment Timing: – Projects Advertised Too Late in the Season – Single Season Morphing into Multiple Seasons • Scope Creep • Extensive Bridge Rehab. work
Questions? Email: [email protected]
