Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 11, 2019, 06:40 AM

  • 21 0597_21 0596 _10042019_234713.mp4

Date
04/10/2019
W/O
761818
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P21512
Time
11:40 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K6454
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
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_761818_TV21081_APR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
22 in.
Width
22 in.
Upstream MH
21 0597
Downstream MH
21 0596
Dir. of Survey
Downstream
Length Surveyed
52.3 ft.
Total Length
52.3 ft.
Structural Index
3
Structural Quick
3C00
Structural Rating
60
O&M Index
2
O&M Quick
412A
O&M Rating
24
Overall Index
3
Overall Quick
—
Overall Rating
84
Pipe schematic from manhole 21 0597 to 21 0596
MH: 21 0597MH: 21 0596downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 05970 ft. MWL - Water Level, 35 %of cross sectional area0 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK0 ft. MWM - Water Mark, 50 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. MLC - Lining Change, Cured in place2.1 ft. LFW - Lining Failure Wrinkled, from 11 to 05 o'clock, within 8 inches of joint: YES, Start2.1 ft. LFDC - Lining Failure Discoloration, from 09 to 04 o'clock, within 8 inches of joint: YES, Start52 ft. LFW - Lining Failure Wrinkled, from 11 to 05 o'clock, within 8 inches of joint: YES, Finish52 ft. LFDC - Lining Failure Discoloration, from 09 to 04 o'clock, within 8 inches of joint: YES, Finish52.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0596, POSSIBLY ABANDONED.52.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish

Observation photos (1)

  • Downstream Manhole, Survey Ends - 21 0596, POSSIBLY ABANDONED.

    52.3 ft. - Downstream Manhole, Survey Ends - 21 0596, POSSIBLY ABANDONED.

All inspections of P21512Work order 761818

Observations (12)

DistanceCodeObservation
2.1LFW—
0AMH21 0597
2.1LFDC—
52LFW—
52.3AMH21 0596, POSSIBLY ABANDONED.
0MWL—
52LFDC—
2DAGS—
2MLC—
0MGOACTIVE CONNECTION AT MH 3 O'CLOCK
0MWM—
52.3DAGS—

Properties (6)

additional_info
SC366222
custom_field_two
3
customer
LACSD
datetime
2019-04-10T23:40:02-07:00
documentation
PRO PIPE
is_lateral_inspection
false