Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 25, 2016, 04:30 AM
  • 21 0770_21 0769_20160324_214700.mp4

Date
03/24/2016
W/O
557615
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00773
PipeID
P15883
Time
9:30 PM
Certificate
U-507-03-3386
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3236
Sewer Name
21 LA VERNE TRUNK, SECTION 3
City
POMONA, CA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
WO_557615_TV21048_2016MAR
Sewer Type
GRAVITY
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Upstream MH
21 0770
Downstream MH
21 0769
Dir. of Survey
Downstream
Length Surveyed
252.6 ft.
Total Length
252.6 ft.
Structural Index
4
Structural Quick
5131
Structural Rating
8
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
4
Overall Quick
Overall Rating
12
Pipe schematic from manhole 21 0770 to 21 0769
MH: 21 0770MH: 21 0769downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 07700 ft. MWM - Water Mark, 15 %of cross sectional area0.1 ft. MGO - General Observation - LATERAL AT MH 3 OCLOCK2 ft. SMW - Surface Missing Wall, from 08 to 04 o'clock, within 8 inches of joint: YES - REPAIR VISIBLE4 ft. FL - Fracture Longitudinal, at 11 o'clock, within 8 inches of joint: YES225 ft. MCU - Camera Underwater252.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0769

Observation photos (2)

  • Surface Missing Wall, from 08 to 04 o'clock, within 8 inches of joint: YES - REPAIR VISIBLE

    2 ft. - Surface Missing Wall, from 08 to 04 o'clock, within 8 inches of joint: YES - REPAIR VISIBLE

  • Fracture Longitudinal, at 11 o'clock, within 8 inches of joint: YES

    4 ft. - Fracture Longitudinal, at 11 o'clock, within 8 inches of joint: YES

Observations (8)

DistanceCodeObservation
0MWL
0AMH21 0770
0.1MGOLATERAL AT MH 3 OCLOCK
4FL
252.6AMH21 0769
225MCU
0MWM
2SMWREPAIR VISIBLE

Properties (3)

custom_field_two
3
customer
LACSD
datetime
2016-03-24T21:30:55-07:00