Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 18, 2016, 02:44 PM
  • 21 1147_21 1146_20160218_080954.mp4

Date
02/18/2016
W/O
552368
Weather
Dry
Operator/Surveyor
N./ZAHREDDINE
Sewer ID
Z00780
PipeID
P16241
Time
6:44 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3183
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_552368_TV21019_FEB2016
Sewer Type
GRAVITY
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Upstream MH
21 1147
Downstream MH
21 1146
Dir. of Survey
Downstream
Length Surveyed
493 ft.
Total Length
493 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
3
Overall Quick
Overall Rating
9
Pipe schematic from manhole 21 1147 to 21 1146
MH: 21 1147MH: 21 1146downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 11470 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area2 ft. MGO - General Observation - MAGNEZIUM H.O COATING 40% start22.4 ft. SAV - Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: YES30 ft. SSS - Surface Spalling, from 10 to 03 o'clock, within 8 inches of joint: YES490.1 ft. MGO - General Observation - MAGNEZIUM H.O COATING 40% finish493 ft. AMH - Downstream Manhole, Survey Ends - 21 1146

Observation photos (2)

  • Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: YES

    22.4 ft. - Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: YES

  • Surface Spalling, from 10 to 03 o'clock, within 8 inches of joint: YES

    30 ft. - Surface Spalling, from 10 to 03 o'clock, within 8 inches of joint: YES

Observations (8)

DistanceCodeObservation
0AMH21 1147
0MWM
0MWL
30SSS
490.1MGOMAGNEZIUM H.O COATING 40% finish
2MGOMAGNEZIUM H.O COATING 40% start
22.4SAV
493AMH21 1146

Properties (5)

additional_info
SC224998
custom_field_two
4
customer
LACSD
datetime
2016-02-18T06:44:15-08:00
year_laid
19841228