Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 25, 2016, 04:51 AM
  • 21 0769_21 0768_20160324_215842.mp4

Date
03/24/2016
W/O
557615
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00773
PipeID
P15882
Time
9:51 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 0769
Downstream MH
21 0768
Dir. of Survey
Downstream
Length Surveyed
110.8 ft.
Total Length
110.8 ft.
Structural Index
2
Structural Quick
3211
Structural Rating
7
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 21 0769 to 21 0768
MH: 21 0769MH: 21 0768downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 07690 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area7.7 ft. MWLS - Water Level, Sag in pipe, 35 %of cross sectional area, Start26.8 ft. MWLS - Water Level, Sag in pipe, 35 %of cross sectional area, Finish89.4 ft. CM - Crack Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES110.7 ft. MGO - General Observation - LATERAL AT MH 9 OCLOCK110.8 ft. AMH - Downstream Manhole, Survey Ends - 21 0768

Observation photos (3)

  • Water Mark, 20 %of cross sectional area

    0 ft. - Water Mark, 20 %of cross sectional area

  • Water Level, Sag in pipe, 35 %of cross sectional area, Start

    7.7 ft. - Water Level, Sag in pipe, 35 %of cross sectional area, Start

  • Crack Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES

    89.4 ft. - Crack Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES

Observations (8)

DistanceCodeObservation
0AMH21 0769
0MWM
110.8AMH21 0768
110.7MGOLATERAL AT MH 9 OCLOCK
7.7MWLS
0MWL
26.8MWLS
89.4CM

Properties (4)

additional_info
SC305327
custom_field_two
4
customer
LACSD
datetime
2016-03-24T21:51:24-07:00