Roadside Development

The Roadside Development Section provides landscape, architectural and environmental technical design direction and expertise for ADOT projects statewide. Technical direction and expertise includes development of plans and specifications and review of consultant plans involving aesthetic enhancements and design, environmental mitigation and landscape ecological restoration, stormwater quality and erosion control, seeding and revegetation, native plant salvage and replanting, landscape and irrigation design, and statewide rest area program and design.

Landscape Architectural Service and Design

• Arizona’s State Highway System Standard Aesthetics - July 2021
• ADOT Regional Freeway System Landscape Value Analysis Report
• SR 202 South Mountain Freeway Landscape Architecture & Aesthetics Design Concept Report
• Guidelines for Highways on Bureau of Land Management and U.S. Forest Service Land
• Arizona Rest Area Map
• Arizona Parkways, Historic and Scenic Roads (ARS Title 41, Chapter 3, Article 1.3) List, The Law, The Statute, and The Rules.
• ADOT poster: Slope Erosion Control for Urban Freeways in Arid Climates

Stormwater and Erosion/Sediment Control Maps and Manuals

• ADEQ's Arizona Impaired Waters eMAP (turn on the mileposts map layer)
• ADEQ's Arizona Outstanding Waters eMAP (turn on the mileposts map layer)
• ADEQ's Arizona Assessed Waters eMAP (turn on the mileposts map layer)
• Appendix C - Arizona's 2016 Impaired Waters’ List
• Outstanding Arizona Waters (OAWs)
• ADOT Post Construction BMPs Manual
• Erosion and Pollution Control Manual

Erosion/Sediment and Water Quality Protection Best Management Practices (BMP) Details

• Control Measure Index Sheet (CMIS)
• Sediment Log
• Rock Riprap / Rock Mulch
• Sediment Wattle
• Sediment Control Berm
• Temporary Silt Fence
• Mini-Benching
• Gravel Bag
• Rock Check Dams
• Stabilized Construction Entrance / Exit Gravel Pad
• Rock Protection for Cut/Fill Transition
• Guardrail End Treatment Slope Protection
• Erosion Control Blanket
• Storm Drain Inlet Protection Combined BMPs
• Median Storm Drain Inlet Protection
• Mash Guardrail End Treatment Slope Protection

Roadside Development Sample Special Provisions

• Class II Seeding Spec with Sample H1 and H2 Seed Mixes for Reference Only
• Sample Class II Seeding Special Provisions 
• Sample ITEM 2020153 - Remove (Woody Vegetation) Special Provisions
• Sample Item 8030092 - Granite Mulch (1-1 4 Inch Minus)
• Sample Miscellaneous Work (Control of Noxious Plants) Special Provisions
• Sample Item 8101018 — Erosion Control (Stabilized Construction Entrance/Exit Gravel Pad)

Stored Specifications for Erosion/Sediment Control and Water Quality Protection

• 104SWDEQ
• 104SWDSP
• 104SWEPA
• 810ERCON

Revegetation and Native Seed Mix Design, Environmental Mitigation and Landscape Ecological Design, Native Plant Salvage and Replanting

• ADOT Final Seeding Practices

• ADOT Invasive and Noxious Plant Species List for Seeds
• ADOT Invasive Noxious Plant Species List for Construction Projects
• Photos of Revegetation and Native Seed Mix Design to Meet the NOT (Notice of Termination) Criteria
• Stored Specifications for Revegetation and Seeding
• Methodology for Determining Final Stabilization (NOT Criteria)
• Native Plant Salvage and Replanting Evaluation Guidelines
• Shoulder Buildup Seeding for Roadway Projects

Helpful Links and Documents

• Professional Landscape Architects (PLA) and Professional Engineers (PE)
• Certified Professionals in Erosion and Sediment Control (CPESC) in Arizona
• ADOT Roadside Vegetation Management Guidelines