Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 13, 2017, 06:48 AM
Date
06/12/2017
W/O
640674
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19237
Time
11:48 PM
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 0271
Downstream MH
20 0270
Dir. of Survey
Downstream
Length Surveyed
322 ft.
Total Length
322 ft.
Structural Index
3
Structural Quick
3200
Structural Rating
6
O&M Index
2
O&M Quick
412L
O&M Rating
132
Overall Index
2
Overall Quick
Overall Rating
138
Pipe schematic from manhole 20 0271 to 20 0270
MH: 20 0271MH: 20 0270downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 30 %of cross sectional area0 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. AMH - Upstream Manhole, Survey Begins - 20 02712 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, Start217.5 ft. TB - Tap Break-In, at 03 o'clock, -, within 8 inches of joint: NO, 4"307 ft. TB - Tap Break-In, at 03 o'clock, -, within 8 inches of joint: NO, 6"322 ft. AMH - Downstream Manhole, Survey Ends - 20 0270322 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish322 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish

Observations (11)

DistanceCodeObservation
322AMH20 0270
0MWM
322SAP
217.5TB
2DAGS
307TB
322DAGS
2SAP
0MWL
0MGOCOCKROACHES IN MANHOLE
0AMH20 0271

Properties (4)

additional_info
SC345403
custom_field_two
3
customer
LACSD
datetime
2017-06-12T23:48:06-07:00