Wastewater/Activity/PacpInspection/1.0May 20, 2020, 11:07 AM
22 0688_22 0687_05202020_042802.mp4
Date
05/20/2020
W/O
828889
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00827
PipeID
P17041
Time
4:07 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
K7631
Sewer Name
22 SUNFLOWER TRUNK
City
SAN DIMAS
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
15
Purpose
Routine Assessment
Project
WO_828889_TV22063_MAY2020
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
22 0688
Downstream MH
22 0687
Dir. of Survey
Downstream
Length Surveyed
406.1 ft.
Total Length
406.1 ft.
Structural Index
3
Structural Quick
3222
Structural Rating
10
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
—
Overall Rating
14
Pipe schematic from manhole 22 0688 to 22 0687
Observation photos (3)
1.7 ft. - Deposits Attached Other, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - SLIME THROUGHOUT THE PIPE
24.3 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - MAG COAT DETERIORATING
61.2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start