Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 5, 2018, 06:44 AM
  • 20 0270_20 0269_04062018_235759.mp4

Date
06/04/2018
W/O
707089
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19236
Time
11:44 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5718
Sewer Name
20 20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_707089_TV20025_JUN2018
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0270
Downstream MH
20 0269
Dir. of Survey
Downstream
Length Surveyed
353.2 ft.
Total Length
353.2 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
348
O&M Index
2
O&M Quick
412M
O&M Rating
144
Overall Index
2
Overall Quick
Overall Rating
492
Pipe schematic from manhole 20 0270 to 20 0269
MH: 20 0270MH: 20 0269downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02700 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. MWL - Water Level, 40 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start8.7 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start254.6 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 4"351.6 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish351.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish351.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish353.2 ft. MGO - General Observation - COCKROACHES IN MANHOLE353.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0269

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

    8.7 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
8.7SSS
0AMH20 0270
0MWM
353.2MGOCOCKROACHES IN MANHOLE
2DAGS
2SAP
254.6TB
0MGOCOCKROACHES IN MANHOLE
351.6SSS
0MWL
351.6SAP
351.6DAGS
353.2AMH20 0269

Properties (4)

additional_info
SC359384
custom_field_two
2
customer
LACSD
datetime
2018-06-04T23:44:13-07:00