Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 13, 2017, 07:21 AM
Date
06/13/2017
W/O
640674
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19235
Time
12:21 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4577
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_640674_TV20031_JUN2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0269
Downstream MH
20 0268
Dir. of Survey
Downstream
Length Surveyed
359.5 ft.
Total Length
359.5 ft.
Structural Index
3
Structural Quick
3M00
Structural Rating
213
O&M Index
2
O&M Quick
412M
O&M Rating
146
Overall Index
3
Overall Quick
Overall Rating
359
Pipe schematic from manhole 20 0269 to 20 0268
MH: 20 0269MH: 20 0268downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. AMH - Upstream Manhole, Survey Begins - 20 02690 ft. MWM - Water Mark, 50 %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 09 to 03 o'clock, within 8 inches of joint: YES, Start16.2 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 6"357.5 ft. MGO - General Observation - COCKROACHES IN MANHOLE357.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish357.5 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish359.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0268

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 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

Observations (11)

DistanceCodeObservation
357.5MGOCOCKROACHES IN MANHOLE
2DAGS
0MWL
2SAP
357.5DAGS
0MGOCOCKROACHES IN MANHOLE
359.5AMH20 0268
0AMH20 0269
357.5SAP
0MWM
16.2TB

Properties (4)

additional_info
SC345403
custom_field_two
3
customer
LACSD
datetime
2017-06-13T00:21:47-07:00