Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 11, 2019, 08:02 AM
  • 22 0392_22 0391 _12112019_001237.mp4

Date
12/11/2019
W/O
798663
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00831
PipeID
P16726
Time
12:02 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K7185
Sewer Name
22 WALNUT CREEK TRUNK, SECTION 3
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
33
Purpose
Routine Assessment
Project
WO_798663_TV22066_NOV2019
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
22 0392
Downstream MH
22 0391
Dir. of Survey
Downstream
Length Surveyed
52.1 ft.
Total Length
52.1 ft.
Structural Index
2
Structural Quick
2A00
Structural Rating
22
O&M Index
2
O&M Quick
2A00
O&M Rating
20
Overall Index
2
Overall Quick
Overall Rating
42
Pipe schematic from manhole 22 0392 to 22 0391
MH: 22 0392MH: 22 0391downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 03920 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0.1 ft. MGO - General Observation - DATA SHOWS NRCP2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MMC - Material Change, Vitrified clay pipe - @ MH8.4 ft. CS - Crack Spiral, from 12 to 03 o'clock, within 8 inches of joint: YES51 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish51 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish52.1 ft. AMH - Downstream Manhole, Survey Ends - 22 0391

Observation photos (1)

  • Crack Spiral, from 12 to 03 o'clock, within 8 inches of joint: YES

    8.4 ft. - Crack Spiral, from 12 to 03 o'clock, within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
51DAGS
0AMH22 0392
2DAGS
0MWM
0.1MGODATA SHOWS NRCP
8.4CS
51SSS
2SSS
0MWL
2MMC@ MH
52.1AMH22 0391

Properties (6)

additional_info
SC398425
custom_field_two
3
customer
LACSD
datetime
2019-12-11T00:02:39-08:00
documentation
PROPIPE
is_lateral_inspection
false