Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 19, 2019, 06:16 AM
  • 21 1144_21 1143 _06182019_232831.mp4

Date
06/18/2019
W/O
766534
Weather
Dry
Operator/Surveyor
J. VARGAS
Sewer ID
Z00780
PipeID
P16238
Time
11:16 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 1144
Downstream MH
21 1143
Dir. of Survey
Downstream
Length Surveyed
2 ft.
Total Length
2 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
3
O&M Quick
5122
O&M Rating
9
Overall Index
3
Overall Quick
Overall Rating
12
Pipe schematic from manhole 21 1144 to 21 1143
MH: 21 1144MH: 21 1143downstream0 ft. MWM - Water Mark, 75 %of cross sectional area0 ft. MWL - Water Level, 75 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 11440 ft. MGO - General Observation - REVERSAL2 ft. MGO - General Observation - VIEW OF THE SIPHON DOWNLEG FROM U/S MH2 ft. MSA - Survey Abandoned - SIPHON2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES2 ft. MGO - General Observation - SIPHON2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES

Observation photos (4)

  • Survey Abandoned - SIPHON

    2 ft. - Survey Abandoned - SIPHON

  • Deposits Attached Grease, 5 %of cross sectional area, from 02 to 10 o'clock,  , within 8 inches of joint: YES

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 02 to 10 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

  • 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

Observations (10)

DistanceCodeObservation
2MGOVIEW OF THE SIPHON DOWNLEG FROM U/S MH
2MSASIPHON
2DAGS
0MWM
0MWL
2SAP
2MGOSIPHON
0AMH21 1144
2DAE
0MGOREVERSAL

Properties (7)

additional_info
SC377537
custom_field_two
4
customer
LACSD
datetime
2019-06-18T23:16:28-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
31044