Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 4, 2020, 09:44 AM
  • 22 1373_22 1372_12042020_015212.mp4

Date
12/04/2020
W/O
860126
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00830
PipeID
P16679
Time
1:44 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8233
Sewer Name
22 WALNUT CREEK TRUNK, SECTS 1&2
City
COVINA
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_860126_TV22163_NOV2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
22 1373
Downstream MH
22 1372
Dir. of Survey
Downstream
Length Surveyed
108.9 ft.
Total Length
108.9 ft.
Structural Index
4
Structural Quick
4700
Structural Rating
28
O&M Index
2
O&M Quick
2C00
O&M Rating
42
Overall Index
3
Overall Quick
Overall Rating
70
Pipe schematic from manhole 22 1373 to 22 1372
MH: 22 1373MH: 22 1372downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 13730 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 40 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start11.1 ft. FM - Fracture Multiple, from 08 to 01 o'clock, within 8 inches of joint: YES19 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start49.7 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish106.5 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish108.9 ft. AMH - Downstream Manhole, Survey Ends - 22 1372

Observation photos (3)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Fracture Multiple, from 08 to 01 o'clock, within 8 inches of joint: YES

    11.1 ft. - Fracture Multiple, from 08 to 01 o'clock, within 8 inches of joint: YES

  • Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    19 ft. - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
0AMH22 1373
0MWL
2DAGS
108.9AMH22 1372
11.1FM
106.5DAGS
49.7FM
0MWM
19FM

Properties (6)

custom_field_three
MULTIPLE FRACTURES
custom_field_two
3
customer
1
datetime
2020-12-04T01:44:02-08:00
documentation
PRO PIPE
is_lateral_inspection
false