Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 2, 2017, 09:28 AM
  • 05 2618_05 2617_03102017_022925.mp4

Date
10/02/2017
W/O
663052
Weather
Dry
Operator/Surveyor
R.VARGAS
Sewer ID
Z01145
PipeID
P25709
Time
2:28 AM
Certificate
U-209-211
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4283
Sewer Name
05 MANCHESTER AVENUE PUMP RELIEF TRUNK
City
GARDENA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
14
Purpose
V
Project
WO_663052_TV05191_OCT2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
36 in.
Upstream MH
05 2617
Downstream MH
05 2618
Dir. of Survey
Upstream
Length Surveyed
33.3 ft.
Total Length
33.3 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
4
O&M Quick
5142
O&M Rating
13
Overall Index
4
Overall Quick
Overall Rating
14
Pipe schematic from manhole 05 2617 to 05 2618
MH: 05 2617MH: 05 2618upstream0 ft. DNZ - Deposits Ingress Other, 30 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - DEBRIS0 ft. MSA - Survey Abandoned - SEVERE DEBRIS 40% UNABLE TO CONTINUE0 ft. OBZ - Obstacles Other, 40 %of cross sectional area, from 04 to 08 o'clock - DEBRIS1.3 ft. MGO - General Observation - SPALLING THROUGHOUT THE REACH21.7 ft. CC - Crack Circumferential, from 08 to 09 o'clock, within 8 inches of joint: YES31.2 ft. DNZ - Deposits Ingress Other, 30 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS AT MH33.3 ft. MWL - Water Level, 20 %of cross sectional area33.3 ft. MWM - Water Mark, 25 %of cross sectional area33.3 ft. AMH - Downstream Manhole, Survey Begins - 05 261733.3 ft. MGO - Reversal Inspection

Observation photos (3)

  • Deposits Ingress Other,  30 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS AT MH

    2.1 ft. - Deposits Ingress Other, 30 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS AT MH

  • Crack Circumferential, from 08 to 09 o'clock, within 8 inches of joint: YES

    11.6 ft. - Crack Circumferential, from 08 to 09 o'clock, within 8 inches of joint: YES

  • Obstacles Other, 40 %of cross sectional area, from 04 to 08 o'clock - DEBRIS

    33.3 ft. - Obstacles Other, 40 %of cross sectional area, from 04 to 08 o'clock - DEBRIS

Observations (10)

DistanceCodeObservation
33.3DNZDEBRIS
11.6CC
32MGOSPALLING THROUGHOUT THE REACH
0MWL
0MWM
33.3MSASEVERE DEBRIS 40% UNABLE TO CONTINUE
0AMH05 2617
0MGO
33.3OBZDEBRIS
2.1DNZDEBRIS AT MH

Properties (4)

additional_info
SC352129
custom_field_two
5
customer
LACSD
datetime
2017-10-02T02:28:47-07:00