Craig Abernathy
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View article: T15 Base One Soil Stabilization
T15 Base One Soil Stabilization Open
The project is located on Montana Route 117 (P-17) in Valley County from the north end of the Milk River bridge extending north approximately 1.91 miles to the new alignment and intersection of MT 117 and (NHS/NI) US2. Test sections will a…
View article: Fiber-Reinforced Polymer (FRP) Pultruded Decking Material and Helical Anchoring System for Use in Snow Fence Applications
Fiber-Reinforced Polymer (FRP) Pultruded Decking Material and Helical Anchoring System for Use in Snow Fence Applications Open
The goal of this study is to evaluate the feasibility of using a fiber-reinforced polymer (FRP) material in the construction of snow fences. FRP is a process where continuous glass-fiber strands are pulled through a thermosetting polyester…
View article: Evaluation of Redi-Torque Model 280 Omni Directional Slip Base Square Sign Support
Evaluation of Redi-Torque Model 280 Omni Directional Slip Base Square Sign Support Open
The objectives of the experimental project are to determine the durability and reliability of the Redi-Torque Model 280 system to effectively maintain the integrity of the sign placement. Research will visit the site (at a minimum) biweekl…
View article: Centerline Contrast Striping and the Addition of High-Visibility Striping Material for Added Conspicuity in Nighttime and Wet Driving Conditions
Centerline Contrast Striping and the Addition of High-Visibility Striping Material for Added Conspicuity in Nighttime and Wet Driving Conditions Open
Human vision is tuned to detect edges of contrasting color or brightness. Concrete pavements are so light in color that during the day and at night (especially during wet conditions), white pavement markings appear to blend in with the pav…
View article: Evaluation of Radar Speed Display (RSD) Trailer-Mounted Device for Speed Reduction for Use in Construction Work Zones
Evaluation of Radar Speed Display (RSD) Trailer-Mounted Device for Speed Reduction for Use in Construction Work Zones Open
Determine the effectiveness of trailer mounted radar speed display devices in reducing speeds in the Bear Canyon construction work zone.
View article: Contech Ribbed Aluminum Box Culvert (ABC): Experimental Project Construction Report and Final Evaluation
Contech Ribbed Aluminum Box Culvert (ABC): Experimental Project Construction Report and Final Evaluation Open
Document all phases of the installation practice of the ABC unit. Issues such as special backfill required, installation of reinforcing ribs, equipment required, and construction loading will supplement the report. Monitor and report on lo…
View article: Evaluation of Recycled Plastic Mats as Weed Prevention and Erosion Control around Guardrails
Evaluation of Recycled Plastic Mats as Weed Prevention and Erosion Control around Guardrails Open
The Department’s current practice of erosion and weed control around guardrails is to pave the area with asphalt cement (AC). The objective of this project is to evaluate recycled plastic mats to determine if this could be a cost effective…
View article: Cold In-Place Recycle (CIR) Koch Process CIR-EE [Red Lodge, MT]
Cold In-Place Recycle (CIR) Koch Process CIR-EE [Red Lodge, MT] Open
Report of experimental rehabilitation project consisting of cold milling approximately 75mm of asphalt cement, replacing with cold in-place recycled using Koch's CIR-EE (Cold In-Place Engineered Emulsion), plant mix surfacing and seal & co…
View article: Evaluation of Various Pavement Fabric and Mat Applications to Retard Reflective Cracking
Evaluation of Various Pavement Fabric and Mat Applications to Retard Reflective Cracking Open
Experimental assessment of various pavement reinforcement systems (PVS) in effort to determine effectiveness of these treatments for potential use in future road construction projects for the reduction of reflective cracking.
View article: Highways for Life (HFL) Culvert Rehabilitation Project - Final Report
Highways for Life (HFL) Culvert Rehabilitation Project - Final Report Open
This project was nominated by the Montana Department of Transportation (MDT) through the Federal Highway Administration (FHWA) Highways for LIFE (HfL) pilot program to promote the adoption of innovations and new technologies, thereby impro…
View article: Detectable Warning Devices (Truncated Domes) for use by the Visually Impaired
Detectable Warning Devices (Truncated Domes) for use by the Visually Impaired Open
This project will evaluate the performance of seven truncated dome curb ramp systems for ease of installation and durability when subjected to normal winter maintenance and environmental conditions and pedestrian use.
View article: Portland Cement Concrete Pavement (PCCP) Rehabilitation with Diamond Grind and Plant Mix Seal (PMS)
Portland Cement Concrete Pavement (PCCP) Rehabilitation with Diamond Grind and Plant Mix Seal (PMS) Open
Determine the effectiveness and durability of bond in applying a 16mm (.625") plant mix seal (PMS) to rehabilitated PCCP with a diamond grind. In addition to determine if a PMS has the potential to reduce the winter maintenance costs (labo…
View article: CONTECH® A-2000 Polyvinyl Chloride (PVC) Plastic Pipe
CONTECH® A-2000 Polyvinyl Chloride (PVC) Plastic Pipe Open
Determine the effectiveness and long-term durability of the Contech A-2000 PVC pipe in an irrigation application. This type of pipe may prove to be a viable alternative to reinforced concrete pipe (RCP).
View article: 3M Wet Reflective Ceramic Elements and Potters Visimax Plus: New Bead Technology for Added Retroreflectivity in All Weather Pavement Markings
3M Wet Reflective Ceramic Elements and Potters Visimax Plus: New Bead Technology for Added Retroreflectivity in All Weather Pavement Markings Open
This project evaluated the effectiveness of 3M Ceramic Elements and Potters VISIMAX Plus when blended with conventional Montana Department of Transportation (MDT) Type 2 glass beads in highway pavement markings. These elements are claimed …
View article: Evaluation of a Conventional Chip Seal Under an Overlay to Mitigate Reflective Cracking (Informal)
Evaluation of a Conventional Chip Seal Under an Overlay to Mitigate Reflective Cracking (Informal) Open
The Billings District initiated an experimental project in placing a conventional chip seal (as an interlayer) on an existing pavement prior to an overlay (composed of a 0.25’ PMS thickness). The intent of the chip seal (CS) was to seal ex…
View article: Urethane Epoxy Pavement Markings: Experimental Projects Final Report
Urethane Epoxy Pavement Markings: Experimental Projects Final Report Open
Determine the effectiveness and long-term durability of the products Swarco MFUA-10 and Ennis HPS-4 urethane epoxy pavement markings as compared to our currently approved epoxies (Poly-Carb).
View article: Smart Cushion Innovations (SCI) 100GM Crash Attenuator
Smart Cushion Innovations (SCI) 100GM Crash Attenuator Open
Determine the effectiveness of the SCI100GM in a mainline application. The SCI100GM is a fully redirective, speed-dependent, non-gating, bi-directional crash attenuator with a reverse-tapered design to eliminate side panel stress during a …
View article: Evaluation of the Break-out Square Post Breakaway System
Evaluation of the Break-out Square Post Breakaway System Open
Determine the effectiveness of the Break-Out Square (BOS) Post coupler as a possible alternative to other breakaway devices. This product is designed to (upon impact) break flush with grade with no damage apparent to base or anchor and off…
View article: Evaluation of Stay-Tuff Woven Fence
Evaluation of Stay-Tuff Woven Fence Open
Objective: Determine the effectiveness and durability of the Stay-Tuff woven fence. The product uses a hinge-joint know resulting in solid vertical (stay) wires and reported improved fence flexibility and strength. Additionally, the produc…
View article: Evaluation of the Metadome Truncated Dome Used in Existing and New Asphalt Applications
Evaluation of the Metadome Truncated Dome Used in Existing and New Asphalt Applications Open
Determine the constructability and durability of the MetaDome-MDAsphalt truncated dome for installation on asphalt cement (AC) pavement in an existing retrofit or new AC application.
View article: Evaluation of Crack-Sealing Milled Pavement in the Effort to Reduce Transverse Cracking
Evaluation of Crack-Sealing Milled Pavement in the Effort to Reduce Transverse Cracking Open
To determine if crack sealing milled pavement prior to overlay will deter the migration of transverse cracking, or have an effect on pavement performance, when compared to an adjacent milled pavement that receives no crack sealing treatmen…