ATRA® KEY Advantage

Presto offers two methods to connect GEOWEB sections. The ATRA Key and the Stapling method were compared in a side by side test. The results highlight the ATRA Key option as the clear advantage.

ATRA® Keys Compared to Stapling.

Stapling Operations Requires Compressor, Generator, Stapler, Staples

Disadvantages include site access difficulties, need for power source, rental equipment, down-time for reloading stapler & stapler jams.

ATRA Keys Require Only ATRA Keys. No Additional Materials or Equipment Required.

Easy to handle in any site condition.

Material Requirements

Labor & Installation Rates (typical)

Laborers: Work independently

Equipment: No crew/equipment limitations

Installation Rates Achieved: Two workers on a slope connected

four GEOWEB sections every 10 minutes (12 sections / man hour).

Laborers: Two workers required for every connection; work in tandem

Equipment: Must have one stapler/hose per 2 workers.

Installation Rates Achieved: Two workers on a slope connected two

GEOWEB section every 14 minutes (4 sections / man-hour).

Productivity (Conservative)

# Sections/hour Sq ft/hour (Sq m/hour

Item ATRA Key Stapling

Labor Costs # Laborers Required Labor Cost @ $25/hour

ADVANTAGE: ATRA Key

24 GEOWEB sections/hour

3,400 Sq ft/hour (316 Sq m/hour)

8 GEOWEB sections/hour

1,144 Sq ft/hour (106 Sq m/hour)

1 per 2 GEOWEB sections

1.5 cents Sq ft ($15/Sq m) 2 x 25 = 50 / 3,400 sf = 1.5 cents/sf

2 x 25 = 50 / 316 m2 = $15/m2

2 per 2 GEOWEB sections

4.3 Cents / Sq ft ($47/Sq m) 2 x 25 = 50 / 1,144 sf = 4.3 cents/sf

2 x 25 = 50 / 106 m2 = $47/m2

Nearly Three Times Faster

Saving You Money!

PRESTO GEOSYSTEMS®

Appleton, Wisconsin. USA www.prestogeo.com

Ph: 1-800-548-3424 1-920-738-1328 Geosystems and ATRA are registered trademarks of

Reynolds Presto Products Inc.

Productivity Results (typical with a 3-man crew)

ATRA Keys Stapling