Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 25, 2019, 10:54 AM
  • 21 0770_21 0769_03252019_040744.mp4

Date
03/25/2019
W/O
755771
Weather
Dry
Operator/Surveyor
E.RUIZ
Sewer ID
Z00773
PipeID
P15883
Time
3:54 AM
Certificate
U-715-07000753
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6493
Sewer Name
21 LA VERNE TRUNK, SECTION 3
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
RFIR_WO_755771_TV21053_MAR2019
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
21 0770
Downstream MH
21 0769
Dir. of Survey
Downstream
Length Surveyed
252.1 ft.
Total Length
252.1 ft.
Structural Index
3
Structural Quick
5131
Structural Rating
10
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
3
Overall Quick
Overall Rating
10
Pipe schematic from manhole 21 0770 to 21 0769
MH: 21 0770MH: 21 0769downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MGO - General Observation - CONNECTION IN MH 3 OCLOCK0 ft. AMH - Upstream Manhole, Survey Begins - 21 07702.5 ft. B - Broken, from 09 to 03 o'clock, within 8 inches of joint: YES18.1 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES218.9 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area252.1 ft. AMH - Downstream Manhole, Survey Ends - 21 0769

Observation photos (3)

  • Broken, from 09 to 03 o'clock, within 8 inches of joint: YES

    2.5 ft. - Broken, from 09 to 03 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

    18.1 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

  • Water Level, Sag in pipe, 15 %of cross sectional area

    218.9 ft. - Water Level, Sag in pipe, 15 %of cross sectional area

Observations (8)

DistanceCodeObservation
0MWM
0MWL
252.1AMH21 0769
18.1CM
218.9MWLS
0MGOCONNECTION IN MH 3 OCLOCK
2.5B
0AMH21 0770

Properties (5)

custom_field_two
1
customer
LACSD
datetime
2019-03-25T03:54:19-07:00
documentation
PROPIPE
is_lateral_inspection
false