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colemanmoorecompany.com
article
https://www.colemanmoorecompany.com/feeds/blog/geotextile-slope-stabilization
EPA enforcement actions in 2022 resulted in settlements ranging from $6,600 to $18,000 for construction companies that failed to install adequate erosion controls. Repair costs for slope failures — including damaged roads, retaining walls, and adjacent structures — consistently run higher than what proper geotextile protection would have cost at the outset.
## Types of Geotextile Fabric for Slope Stabilization
### Woven Geotextiles [...] Slopes fail quietly at first — a rill here, a slump there — until the damage becomes impossible to ignore. According to the USGS, landslides occur in all 50 states and cause $1–2 billion in damages and more than 25 fatalities on average each year. Construction activity makes the problem worse: Oklahoma State Extension research shows typical construction sites erode at 100–500 tons per acre per year — roughly 100 times greater than cropland. [...] Beyond physical damage, sediment runoff from unprotected slopes creates regulatory exposure. The EPA requires NPDES permit coverage for construction activity disturbing one acre or more, and Clean Water Act civil penalties can reach $68,445 per violation.
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library.ctr.utexas.edu
research
https://library.ctr.utexas.edu/hostedpdfs/tsusm/0-6792-1.pdf
almost a year for completion of the settlement without the geosynthetic. Performance: Piezometers at the base and middle of the slope during construction confirmed the test pad results. Deformations of the geotextile in the side slope were also monitored and found to be less than the precision of the gages (± 1% strain). Cost Effectiveness: The cost of the geotextile was approximately $1/yd2 . In-place costs of the geotextile, along with the on-site fill averaged just over $3/yd3 for a total [...] of distress or failure. Challenges faced during construction were mitigated through sufficient communication between all parties involved. Consequently, life cycle costs have not included maintenance or repair, making reinforced slopes a cost effective solution. The current construction cost of a reinforced slope is in the range of $40/ft2 of vertical height, depending on the site conditions and project requirements. For comparison, mechanically stabilized earth walls cost approximately $60/ft2 [...] comparison include maintenance of traffic during construction, requirements for guardrails and traffic barriers, and the cost and availability of right-of-way needed (Ehrlich and Azambuja, 2003). The unit cost information obtained from suppliers for product lines of geosynthetic reinforcement are presented in Figure 29. The costs range from $1.35/yd2 to $6.48/yd2 and correspond to tensile strengths ranging from 1875 lb/ft to 14390 lb/ft. Stronger products are also available at higher costs.
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engage.stlouiscountymn.gov
official
https://engage.stlouiscountymn.gov/27727/widgets/95032/documents/64839
Project Title: Location 4 Slope Stabilization ... 2575.523 RAPID STABILIZATION METHOD 3. M GALLON. 10. $2,000.00. $20,000.00. Total Construction Costs.
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geosyntheticssociety.org
article
https://www.geosyntheticssociety.org/wp-content/uploads/2021/05/BarryChristop…
and costs: 1) Salmon Trail Pass con-structed to a height of 15 m at a face slope of approximately 1H:1V with geotextile reinforcement had a cost of $160/m2 of projected vertical slope face, and 2) Dickey Lake constructed to maximum slope height of 18.3 m at a face slope as steep as 0.84H:1V with geogrid reinforcement had a cost of $180/m2 of pro-jected vertical slope face. Comparing these costs to Figure 1 for similar height GRS structures confirms a clear cost advantage of RSS. [...] In this application, stronger geosynthetics are required than those used for separation alone, thus the cost of the material is somewhat increased. Bid prices for stabilization geosynthetics are typically on the order of $1.20 to $3.60/m2. Cost tradeoffs should also be evaluated for different construction and geosyn-thetic combinations. This should include subgrade preparation and equipment control versus geosynthetic survivability. In general, stronger, higher survivability geosynthetics will [...] High RSS structures have relatively higher reinforcement and lower backfill costs. Recent US bid pric-es suggest costs ranging from $110/m2 to $260/m2 of projected vertical slope face as a function of height, with applications in the 10 to 15 m height range costing about $170/m2 (Berg et al., 2009 and Geotech-Tools.org, 2012), excluding safety features and drainage details. For example, two RSS projects reported by Berg et al. (2009) had the following structural characteristics and costs: 1)
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bpmgeotextile.com
article
https://www.bpmgeotextile.com/what-does-geotextile-cost-per-square-foot
Geotextiles vs. Aggregates: Geotextiles ($0.15–$0.70/ft²) reduce aggregate use by 20–40%, saving $5,000–$20,000 per 10,000 ft² (Tensar).
Geotextiles vs. Geocells: Geotextiles ($0.15–$0.70/ft²) are cheaper than geocells ($0.50–$5.00/ft²) for filtration but less effective for slope confinement (Vodaland).
Geotextiles vs. Geogrids: Geogrids ($0.05–$0.70/ft²) offer 30% better tensile strength (20–200 kN/m) for load-bearing applications, while geotextiles excel in filtration (IndiaMART). [...] Geotextiles are permeable synthetic fabrics revolutionizing civil engineering, landscaping, and environmental projects by enhancing soil stability, controlling erosion, and improving drainage. Understanding Geotextile Cost Per Square Foot is critical for project managers, engineers, and contractors. Geotextile prices typically range from $0.09 to $5.00 per square foot, influenced by material type, weight, manufacturing processes, and project scale. This comprehensive guide explores geotextile [...] Lightweight (100–200 gsm): Cost $0.15–$0.30/ft², ideal for filtration and separation (BPM Geosynthetics).
Medium (200–400 gsm): Cost $0.30–$0.50/ft², used for road stabilization (Geosynthetics Magazine).
Heavyweight (400–800 gsm): Cost $1.00–$2.50/ft², suited for drainage and reinforcement (FavouriteHub).
Ultra-Heavy (800–1500 gsm): Cost $2.50–$5.00/ft² for specialized applications like coastal protection (EarthShields).
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epa.gov
official
https://www.epa.gov/system/files/documents/2021-11/bmp-geotextiles-matting-an…
Installation costs for geotextiles—including materials and labor—typically range from $1 to $3 per square yard , thickness and durability.
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geofantex.com
article
https://geofantex.com/geotextile-erosion-control-a-sustainable-solution-for-p…
Geotextiles play a crucial role in soil stabilization by reinforcing the soil and preventing it from shifting or washing away under pressure.
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winfabusa.com
article
https://www.winfabusa.com/cost-effective-use-of-woven-geotextile
Geosynthetic fabric can help improve road design, control evaporation, preserve water, limit erosion, as well as enhance the safety, longevity, and resilience