Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 29, 2021, 10:29 PM
  • A 0725_A 0724_07292021_010958.mp4

Date
07/29/2021
W/O
901661
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00314
PipeID
P07629
Time
3:29 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8690
Sewer Name
A JOA-1A CHINO BASIN WASTEWATER LINE
City
POMONA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
Routine Assessment
Project
WO_901661_TV21024_JUL2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
36 in.
Width
8 in.
Upstream MH
A 0725
Downstream MH
A 0724
Dir. of Survey
Downstream
Length Surveyed
488.6 ft.
Total Length
488.6 ft.
Structural Index
2
Structural Quick
2R1R
Structural Rating
286
O&M Index
2
O&M Quick
2R00
O&M Rating
194
Overall Index
2
Overall Quick
Overall Rating
480
Pipe schematic from manhole A 0725 to A 0724
MH: A 0725MH: A 0724downstream0 ft. AMH - Upstream Manhole, Survey Begins - A 07250 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2.9 ft. MGO - General Observation - MAG COATING2.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start4 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start5.6 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start480 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish486.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish486.4 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish488.6 ft. AMH - Downstream Manhole, Survey Ends - A 0724

Observation photos (2)

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

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

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

    5.6 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
5.6SRI
480SSS
0AMHA 0725
486.4DAGS
486.4SRI
0MWL
0MWM
2.9MGOMAG COATING
488.6AMHA 0724
2.9DAGS
4SSS

Properties (7)

additional_info
630138072821201
custom_field_three
MAG COATING COVERING PIPE
custom_field_two
3
customer
1
datetime
2021-07-29T15:29:51-07:00
documentation
PROPIPE
is_lateral_inspection
false