Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 12, 2018, 06:50 AM
  • 22 1279_22 1278 _11102018_234828.mp4

Date
10/11/2018
W/O
729409
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00806
PipeID
P16475
Time
11:50 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6166
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
WEST COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
31
Purpose
Routine Assessment
Project
RFIR_WO_729409_TV22152_OCT2018
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1279
Downstream MH
22 1278
Dir. of Survey
Downstream
Length Surveyed
497.9 ft.
Total Length
497.9 ft.
Structural Index
3
Structural Quick
3S2O
Structural Rating
461
O&M Index
2
O&M Quick
2S00
O&M Rating
198
Overall Index
2
Overall Quick
Overall Rating
659
Pipe schematic from manhole 22 1279 to 22 1278
MH: 22 1279MH: 22 1278downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. MWL - Water Level, 35 %of cross sectional area0 ft. MGO - General Observation - MAG COATING 70% THROUGHOUT0 ft. AMH - Upstream Manhole, Survey Begins - 22 12792 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start83.1 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start495.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish495.6 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish495.6 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish497.9 ft. AMH - Downstream Manhole, Survey Ends - 22 1278

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

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

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

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

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

Observations (11)

DistanceCodeObservation
2DAGS
0MWM
495.6DAGS
83.1SSS
0MWL
497.9AMH22 1278
0MGOMAG COATING 70% THROUGHOUT
0AMH22 1279
2SAP
495.6SAP
495.6SSS

Properties (5)

additional_info
SC365134
custom_field_two
2
customer
LACSD
datetime
2018-10-11T23:50:22-07:00
year_laid
30238