II .
Floatables a . Source Controls and Monitoring - Sweeping
The Stormwater Maintenance Crew performs maintenance activities that reduce the volume of sediment and floatable materials that have the potential to reach the MS4 and receiving waters . The Stormwater Management Division also contracts street sweeping activities for the removal of sediment and floatables from the MS4 . The following tables summarize their contribution to the removal of sediment and floatables .
In-house Street Sweeping :
Activity |
Labor Hours |
Curb Miles Swept |
Debris Removed
( Cubic Yards )
|
Street Sweeping ( in-house ) |
730 |
910.67 |
670.35 |
In-house Airport Sweeping :
In 2019 , the City of Arlington Municipal Airport purchased a “ FOD * BOSS Sweeping Mat ” to replace contracted sweeping activities . The contractor ’ s service was unable to remove the smaller items ( FOD – Foreign Object Debris ) that could damage aircraft . Additionally , the FOD * BOSS is designed solely for collecting FOD from tarmac and aircraft movement surfaces . Sweeping frequency is 1 time per week , utilizing two ( 2 ) to three ( 3 ) man hours each run . Sweeping for the reporting period is outlined below :
Month |
Recorded Mileage |
October |
73.9 |
November |
55.3 |
December |
82.3 |
January |
35.6 |
February |
14.7 |
March |
58.7 |
April |
10.5 |
May |
42.9 |
June |
102.6 |
July |
109.7 |
August |
131.5 |
September |
158.9 |
Grand Total |
876.6 |
Contracted Street Sweeping Activities :
Activity |
Quantity |
Residential Lane Miles |
1268.417 |
Major Intersections ( each ) |
341 |
Entertainment District ( cycles ) |
41 |
Special Events ( hours ) |
42 |
b .
Litter Pickup
The litter pick up program reduces the discharge of floatables into the MS4 by engaging citizens and businesses in litter collection activities throughout the year . The program consists of litter clean up citizen events as well as contracted litter pick up services . Below is a report of litter pickup activities :
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