Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 5, 2016, 06:10 AM
  • A 0716_21 0331_20160505_001717.mp4

Date
05/04/2016
W/O
547077
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00314
PipeID
P20054
Time
11:10 PM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3201
Sewer Name
A JOA-1A CHINO BASIN WASTEWATER LINE
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
WO_547077_TV21024_APRIL2016
Sewer Type
REVERSE GRADE
Material
Reinforced Concrete Pipe
Shape
Circular
Height
36 in.
Upstream MH
21 0331
Downstream MH
A 0716
Dir. of Survey
Upstream
Length Surveyed
24.1 ft.
Total Length
24.1 ft.
Structural Index
4
Structural Quick
5232
Structural Rating
16
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
4
Overall Quick
Overall Rating
20
Pipe schematic from manhole 21 0331 to A 0716
MH: 21 0331MH: A 0716upstream0 ft. AMH - Upstream Manhole, Survey Ends - A 07160 ft. SRC - Surface Reinforcement Corroded, from 09 to 12 o'clock, within 8 inches of joint: YES, Finish0 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish5.3 ft. SRC - Surface Reinforcement Corroded, from 09 to 12 o'clock, within 8 inches of joint: YES, Start6.2 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start24.1 ft. AMH - Downstream Manhole, Survey Begins - 21 0331 REVERSE GRADE24.1 ft. MWL - Water Level, 55 %of cross sectional area24.1 ft. MWM - Water Mark, 65 %of cross sectional area

Observation photos (2)

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

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

  • Surface Reinforcement Corroded, from 09 to 12 o'clock, within 8 inches of joint: YES, Start

    18.8 ft. - Surface Reinforcement Corroded, from 09 to 12 o'clock, within 8 inches of joint: YES, Start

Observations (8)

DistanceCodeObservation
24.1AMHA 0716
0AMH21 0331 REVERSE GRADE
18.8SRC
24.1SRC
17.9SAV
0MWL
24.1SAV
0MWM

Properties (4)

additional_info
SC226249
custom_field_two
2
customer
LACSD
datetime
2016-05-04T23:10:02-07:00