Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 9, 2017, 06:30 AM
  • 20 0280_20 0279 _08062017_233049.mp4

Date
06/08/2017
W/O
640674
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19246
Time
11:30 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4574
Sewer Name
20 20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_640674_TV20031_JUN2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0280
Downstream MH
20 0279
Dir. of Survey
Downstream
Length Surveyed
376.8 ft.
Total Length
376.8 ft.
Structural Index
3
Structural Quick
3N00
Structural Rating
225
O&M Index
2
O&M Quick
2N00
O&M Rating
150
Overall Index
3
Overall Quick
Overall Rating
375
Pipe schematic from manhole 20 0280 to 20 0279
MH: 20 0280MH: 20 0279downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02800 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start375.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish375.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish376.8 ft. MGO - General Observation - COCKROACHES IN MANHOLE376.8 ft. AMH - Downstream Manhole, Survey Ends - 20 0279

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

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

Observations (9)

DistanceCodeObservation
2DAGS
0AMH20 0280
0MWM
376.8MGOCOCKROACHES IN MANHOLE
376.8AMH20 0279
2SAV
375.4SAV
0MWL
375.4DAGS

Properties (6)

additional_info
SC345250
custom_field_two
3
customer
LACSD
datetime
2017-06-08T23:30:30-07:00
documentation
PRO PIPE
is_lateral_inspection
false