Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 5, 2018, 05:41 AM
  • 20 0271_20 0270_04062018_225424.mp4

Date
06/04/2018
W/O
707089
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19237
Time
10:41 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 0271
Downstream MH
20 0270
Dir. of Survey
Downstream
Length Surveyed
350.3 ft.
Total Length
350.3 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
343
O&M Index
2
O&M Quick
412M
O&M Rating
142
Overall Index
2
Overall Quick
Overall Rating
485
Pipe schematic from manhole 20 0271 to 20 0270
MH: 20 0271MH: 20 0270downstream0 ft. MWL - Water Level, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02710 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. MWM - Water Mark, 50 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start8.8 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start237.4 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 4"335.5 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 4"348.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish348.3 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish348.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish350.3 ft. AMH - Downstream Manhole, Survey Ends - 20 0270350.3 ft. MGO - General Observation - COCKROACHES IN MANHOLE

Observation photos (3)

  • Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

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

Observations (14)

DistanceCodeObservation
350.3AMH20 0270
237.4TBA
2SAP
335.5TB
0MWL
348.3SAP
350.3MGOCOCKROACHES IN MANHOLE
0AMH20 0271
0MGOCOCKROACHES IN MANHOLE
8.8SSS
2DAGS
348.3SSS
0MWM
348.3DAGS

Properties (4)

additional_info
SC359384
custom_field_two
2
customer
LACSD
datetime
2018-06-04T22:41:04-07:00