Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 30, 2020, 04:59 AM
  • 21 0639_21 0638_09292020_221829.mp4

Date
09/29/2020
W/O
850192
Weather
Dry
Operator/Surveyor
B.FUGATE
Sewer ID
Z00787
PipeID
P15792
Time
9:59 PM
Certificate
U-508-7069
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8102
Sewer Name
TRI-CITIES OUTFALL RELIEF TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
Routine Assessment
Project
WO_850192_TV21040_SEP2020
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
21 0639
Downstream MH
21 0638
Dir. of Survey
Downstream
Length Surveyed
391.6 ft.
Total Length
391.6 ft.
Structural Index
3
Structural Quick
3O00
Structural Rating
234
O&M Index
1
O&M Quick
1100
O&M Rating
1
Overall Index
3
Overall Quick
Overall Rating
235
Pipe schematic from manhole 21 0639 to 21 0638
MH: 21 0639MH: 21 0638downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 06390 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MWM - Water Mark, 10 %of cross sectional area2.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start63 ft. LL - Alignment Left, 5 %391.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish391.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0638

Observation photos (1)

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2.1 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (8)

DistanceCodeObservation
391.6AMH21 0638
0AMH21 0639
2.1SAV
0MGOCONNECTION AT MH 9 O'CLOCK
0MWL
391.3SAV
63LL
0MWM

Properties (7)

additional_info
SC411965
custom_field_three
aggregate visible
custom_field_two
3
customer
1
datetime
2020-09-29T21:59:41-07:00
documentation
PROPIPE
is_lateral_inspection
false