![Page 1: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/1.jpg)
8-12-05Ken Kopka
LBWID Staff Manager
STREET SWEEPINGAS A BMPTHE LAKE BARCROFT
WATERSHED EXPERIENCE
![Page 2: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/2.jpg)
WHY STREETS ARE SWEPT • Primarily for aesthetic improvement of the roadways
• Because it is required
• Maintain roadside safety
• Remove roadside debris before it clogs storm sewers or ends up degrading area streams
![Page 3: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/3.jpg)
Remove roadside debris before it clogs storm sewers and ends up degrading area
streams and the Potomac River.
![Page 4: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/4.jpg)
Clogged storm drains cost Fairfax County a lot of time and money to clear
![Page 5: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/5.jpg)
Unclear storm sewers can flood and damage
roads as well as cause a driving hazard
![Page 6: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/6.jpg)
Road sand and debris that reaches the storm sewer system is eventually flushed…
![Page 7: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/7.jpg)
…into our area streams and severely degrades water quality.
![Page 8: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/8.jpg)
The LBWID Performed sweeping studies over the span of 6 years
(1996 – 2001)
• We compared various sweeper equipment and techniques to design a practical suburban / urban sweeping program.
![Page 9: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/9.jpg)
SWEEPER TYPESCOMPARED
![Page 10: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/10.jpg)
Regenerative air -- brush and vacuum
![Page 11: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/11.jpg)
![Page 12: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/12.jpg)
Fine particulate dustless -- brush and vacuum
![Page 13: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/13.jpg)
A dustless sweeper demonstration for the LBWID, Arlington & Fairfax County
![Page 14: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/14.jpg)
Mechanical broom
![Page 15: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/15.jpg)
Unique high dump capability
![Page 16: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/16.jpg)
LBWID sweeps with its own mechanical broom…
![Page 17: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/17.jpg)
… and dumps into its dump truck.
![Page 18: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/18.jpg)
The most significant change in the sweeper
industry is that all leading manufacturers
of sweepers offer every style of sweeper.
WHAT’S NEW! since 2001
![Page 19: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/19.jpg)
5 PERAMETERS TRACKED
• Distance
• Load Count
• Weight of each load
• Time
• Cost
![Page 20: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/20.jpg)
SWEEPING METHODS COMPARED
![Page 21: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/21.jpg)
Dry sweeping vs. wet sweeping
![Page 22: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/22.jpg)
Single sweep vs. tandem sweep
![Page 23: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/23.jpg)
Contract sweeping vs. In-house sweeping
![Page 24: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/24.jpg)
Every load was weighed on a truck scale
![Page 25: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/25.jpg)
Averages from 6 years of data collection
• $80 Per Hour
• 1700 Pounds per Hour
• 2.12 Miles per Hour
• 800 Pounds per Mile
• $0.05 Per Pound
• $38 Per Mile
![Page 26: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/26.jpg)
What LBWID Learned page 1
• Most sweeping debris consists of sand
• Early spring sweeps yield the most material (VDOT sand)
• Chemical & biological lab analysis revealed low levels of organics (P & N) as well as heavy metals in street debris
• Sweeper operator mentality (Do not depend on the contractor to manage your program)
• The newer the sweeper the better!
![Page 27: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/27.jpg)
![Page 28: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/28.jpg)
What LBWID Learned page 1
• Most sweeping debris consists of sand
• Early spring sweeps yield the most material (VDOT sand)
• Chemical & biological lab analysis revealed low levels of organics (P & N) as well as heavy metals in street debris
• Sweeper operator mentality (Do not depend on the contractor to manage your program)
• The newer the sweeper the better!
![Page 29: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/29.jpg)
![Page 30: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/30.jpg)
What LBWID Learned page 1
• Most sweeping debris consists of sand
• Early spring sweeps yield the most material (VDOT sand)
• Chemical & biological lab analysis revealed low levels of organics (P & N) as well as heavy metals in street debris
• Sweeper operator mentality (Do not depend on the contractor to manage your program)
• The newer the sweeper the better!
![Page 31: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/31.jpg)
![Page 32: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/32.jpg)
What LBWID Learned page 2
• Regenerative air brush & vacuum sweepers best overall
• Mechanical broom sweepers work best for rough material like asphalt chips
• Fine particulate dustless sweepers were more practical for small areas with little travel as well as environmentally sensitive zones
• Tandem sweeps are good but costly, 1 regenerative air sweeper does an adequate job
![Page 33: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/33.jpg)
What LBWID Learned page 3
• Keep your dump site local if possible – transfer later to larger disposal site
• Not just a curb-and-gutter program
• Weather may affect your sweeping program
• In most cases contractor sweeping is more cost effective
• Many private shopping (strip) malls have effective sweeping programs
• Public parking lots (schools, libraries, pools etc) are rarely swept
![Page 34: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/34.jpg)
![Page 35: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/35.jpg)
What LBWID Learned page 3
• Keep your dump site local if possible – transfer later to larger disposal site
• Not just a curb-and-gutter program
• Weather may affect your sweeping program
• In most cases contractor sweeping is more cost effective
• Many private shopping (strip) malls have effective sweeping programs
• Public parking lots (schools, libraries, pools etc) are rarely swept
![Page 36: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/36.jpg)
• VDOT is responsible for sweeping most all roads in Fairfax County. A daunting task!
• Sweeping streets needs to be viewed as an aesthetic as well as and environmental necessity.
Some Final Thoughts
![Page 37: 8-12-05 Ken Kopka LBWID Staff Manager STREET SWEEPING AS A BMP THE LAKE BARCROFT WATERSHED EXPERIENCE](https://reader035.vdocuments.us/reader035/viewer/2022062518/56649ca55503460f9496653d/html5/thumbnails/37.jpg)
• Ideally every road in Fairfax County should be swept a minimum of 4 times per year.
THE SOLUTION
• Pressure needs to be exerted on VDOT to increase their sweeping program 4 fold.