Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 4, 2017, 07:10 AM
  • 20 0257_20 0256_10042017_001108.mp4

Date
10/04/2017
W/O
663234
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00753
PipeID
P19224
Time
12:10 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4740
Sewer Name
20 35TH STREET EAST TRUNK
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
13
Purpose
Routine Assessment
Project
WO_663234_TV20009_OCT2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0257
Downstream MH
20 0256
Dir. of Survey
Downstream
Length Surveyed
94.9 ft.
Total Length
94.9 ft.
Structural Index
3
Structural Quick
3C29
Structural Rating
72
O&M Index
2
O&M Quick
2C00
O&M Rating
36
Overall Index
2
Overall Quick
Overall Rating
108
Pipe schematic from manhole 20 0257 to 20 0256
MH: 20 0257MH: 20 0256downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02570 ft. MWL - Water Level, 25 %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, Start43.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"47.4 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start93.3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish93.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish93.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish94.9 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 9 O'CLOCK94.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0256

Observation photos (3)

  • 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

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

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

Observations (12)

DistanceCodeObservation
94.9MGOACTIVE CONNECTION AT MH 9 O'CLOCK
2DAGS
0MWM
93.3SSS
93.3DAGS
2SAP
94.9AMH20 0256
47.4SSS
93.3SAP
0AMH20 0257
0MWL
43.1TFC

Properties (6)

additional_info
SC346054
custom_field_two
2
customer
LACSD
datetime
2017-10-04T00:10:39-07:00
documentation
PRO PIPE
is_lateral_inspection
false