Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 31, 2018, 08:17 AM
  • 21 1141_21 1140 _31052018_012227.mp4

Date
05/31/2018
W/O
701655
Weather
Dry
Operator/Surveyor
K. ADAME
Sewer ID
Z00780
PipeID
P16235
Time
1:17 AM
Certificate
U-0817-07009000
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5628
Sewer Name
21 POMONA BOULEVARD INTERCEPTOR TRUNK
City
POMONA, CA
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
V
Project
WO_701655_TV21064_MAY2018
Sewer Type
Siphon
Material
Reinforced Concrete Pipe
Shape
Circular
Height
33 in.
Width
33 in.
Upstream MH
21 1140
Downstream MH
21 1141
Dir. of Survey
Upstream
Length Surveyed
2.1 ft.
Total Length
2.1 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
6
Pipe schematic from manhole 21 1140 to 21 1141
MH: 21 1140MH: 21 1141upstream0 ft. MSA - Survey Abandoned - UP LEG SIPHON FROM DN STREAM MH0 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: NO2.1 ft. MWL - Water Level, 95 %of cross sectional area2.1 ft. AMH - Downstream Manhole, Survey Begins - 21 11402.1 ft. MWM - Water Mark, 100 %of cross sectional area

Observation photos (2)

  • Survey Abandoned - UP LEG SIPHON FROM DN STREAM MH

    2.1 ft. - Survey Abandoned - UP LEG SIPHON FROM DN STREAM MH

  • Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: NO

    2.1 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: NO

Observations (5)

DistanceCodeObservation
0MWL
2.1MSAUP LEG SIPHON FROM DN STREAM MH
0AMH21 1140
0MWM
2.1SRI

Properties (5)

additional_info
SC359183
custom_field_two
3
customer
LACSD
datetime
2018-05-31T01:17:50-07:00
year_laid
31044