Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 19, 2019, 06:06 AM
  • 21 1144_21 1143 _06182019_231601.mp4

Date
06/18/2019
W/O
766534
Weather
Dry
Operator/Surveyor
J. VARGAS
Sewer ID
Z00780
PipeID
P16238
Time
11:06 PM
Certificate
U-29-8149
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5593
Sewer Name
21 POMONA BOULEVARD INTERCEPTOR 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_766534_TV21064_MAY2019
Sewer Type
Siphon
Material
Reinforced Concrete Pipe
Shape
Circular
Height
33 in.
Width
33 in.
Upstream MH
21 1143
Downstream MH
21 1144
Dir. of Survey
Upstream
Length Surveyed
2 ft.
Total Length
2 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
3
O&M Quick
4122
O&M Rating
8
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 21 1143 to 21 1144
MH: 21 1143MH: 21 1144upstream0 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES0 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES0 ft. MGO - General Observation - SIPHON0 ft. MGO - General Observation - VIEW OF THE SIPHON UPLEG FROM D/S MH0 ft. MSA - Survey Abandoned - SIPHON2 ft. AMH - Downstream Manhole, Survey Begins - 21 11432 ft. MWL - Water Level, 65 %of cross sectional area2 ft. MWM - Water Mark, 65 %of cross sectional area

Observation photos (4)

  • Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock,  , within 8 inches of joint: YES

    2 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES

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

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

  • General Observation - VIEW OF THE SIPHON UPLEG FROM D/S MH

    2 ft. - General Observation - VIEW OF THE SIPHON UPLEG FROM D/S MH

Observations (9)

DistanceCodeObservation
0AMH21 1143
2DAE
0MWL
2DAGS
0MWM
2SAP
2MGOSIPHON
2MGOVIEW OF THE SIPHON UPLEG FROM D/S MH
2MSASIPHON

Properties (7)

additional_info
SC377537
custom_field_two
4
customer
LACSD
datetime
2019-06-18T23:06:18-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
31044