Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 7, 2017, 12:16 PM
Date
06/07/2017
W/O
#
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00719
PipeID
P15147
Time
5:16 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0554
Sewer Name
19 CERRITOS TRUNK
City
CERRITOS
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 19
Page No.
05
Purpose
Routine Assessment
Project
20170607MDM_CERRITOS_TRUNK
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Upstream MH
19 0179
Downstream MH
19 0119
Dir. of Survey
Downstream
Length Surveyed
347.6 ft.
Total Length
347.6 ft.
Structural Index
2
Structural Quick
2300
Structural Rating
6
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
—
Overall Rating
10
Pipe schematic from manhole 19 0179 to 19 0119
MH: 19 0179MH: 19 0119downstream0 ft. AMH - Upstream Manhole, Survey Begins - 5:20AM0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area8 ft. MGO - General Observation - 15" VCP169.4 ft. FC - Fracture Circumferential, from 08 to 09 o'clock, within 8 inches of joint: YES - HAIRLINE183.2 ft. MWM - Water Mark, 40 %of cross sectional area183.2 ft. MWL - Water Level, 20 %of cross sectional area243.1 ft. DAE - Deposits Attached Encrustation, 3 %of cross sectional area, from 03 to 04 o'clock, , within 8 inches of joint: YES243.1 ft. FC - Fracture Circumferential, from 03 to 04 o'clock, within 8 inches of joint: YES - H254.4 ft. MWM - Water Mark, 20 %of cross sectional area254.4 ft. MWL - Water Level, 10 %of cross sectional area322.8 ft. FC - Fracture Circumferential, from 02 to 04 o'clock, within 8 inches of joint: YES - H322.8 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 02 to 04 o'clock, , within 8 inches of joint: YES347.1 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. Active347.6 ft. AMH - Downstream Manhole, Survey Ends - 5:50AM

Observation photos (1)

  • Water Mark, 20 %of cross sectional area

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

All inspections of P15147Work order #

Observations (15)

DistanceCodeObservation
254.4MWM—
243.1DAE—
183.2MWM—
0AMH5:20AM
8MGO15" VCP
347.1MGOConn. @ Mh, 9 O' Clock. Active
243.1FCH
183.2MWL—
322.8FCH
169.4FCHAIRLINE
254.4MWL—
322.8DAE—
0MWM—
0MWL—
347.6AMH5:50AM

Properties (4)

custom_field_three
HAIRLINE FRACTURES
custom_field_two
4
customer
LACSD
datetime
2017-06-07T05:16:51-07:00