Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 9, 2017, 06:47 AM
  • 20 0279_20 0278 _08062017_234800.mp4

Date
06/08/2017
W/O
640674
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19245
Time
11:47 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 0279
Downstream MH
20 0278
Dir. of Survey
Downstream
Length Surveyed
348.2 ft.
Total Length
348.2 ft.
Structural Index
3
Structural Quick
3M00
Structural Rating
207
O&M Index
2
O&M Quick
412M
O&M Rating
142
Overall Index
3
Overall Quick
Overall Rating
349
Pipe schematic from manhole 20 0279 to 20 0278
MH: 20 0279MH: 20 0278downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02790 ft. MWL - Water Level, 40 %of cross sectional area0 ft. MGO - General Observation - COCKROACHES IN MANHOLE2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start346.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish346.4 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish346.4 ft. MGO - General Observation - COCKROACHES IN MANHOLE348.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0278

Observation photos (2)

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

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

Observations (10)

DistanceCodeObservation
348.2AMH20 0278
346.4DAGS
346.4SAV
0MWM
346.4MGOCOCKROACHES IN MANHOLE
0AMH20 0279
2DAGS
0MWL
0MGOCOCKROACHES IN MANHOLE
2SAV

Properties (4)

additional_info
SC345250
custom_field_two
3
customer
LACSD
datetime
2017-06-08T23:47:40-07:00