Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 18, 2016, 03:10 PM
  • 21 1146_21 1145_20160218_082746.mp4

Date
02/18/2016
W/O
552368
Weather
Dry
Operator/Surveyor
N./ZAHREDDINE
Sewer ID
Z00780
PipeID
P16240
Time
7:10 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 1146
Downstream MH
21 1145
Dir. of Survey
Downstream
Length Surveyed
501.9 ft.
Total Length
501.9 ft.
Structural Index
2
Structural Quick
3122
Structural Rating
7
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 21 1146 to 21 1145
MH: 21 1146MH: 21 1145downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 11460 ft. MWM - Water Mark, 50 %of cross sectional area2 ft. MGO - General Observation - MAGNEZIUM H.O COATING 40% start26.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start38.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: NO76.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish209.7 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start499.5 ft. MGO - General Observation - MAGNEZIUM H.O COATING 40% finish499.5 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish501.9 ft. AMH - Downstream Manhole, Survey Ends - 21 1145

Observation photos (3)

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

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

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: NO

    38.8 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: NO

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    209.7 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
38.8SSS
2MGOMAGNEZIUM H.O COATING 40% start
0MWL
209.7SSS
501.9AMH21 1145
499.5MGOMAGNEZIUM H.O COATING 40% finish
76.2SAV
499.5SSS
0AMH21 1146
26.6SAV
0MWM

Properties (5)

additional_info
SC224998
custom_field_two
3
customer
LACSD
datetime
2016-02-18T07:10:30-08:00
year_laid
19841228