Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 22, 2018, 10:29 AM
  • 20 0257_20 0256_22102018_032935.mp4

Date
10/22/2018
W/O
729481
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00753
PipeID
P19224
Time
3:29 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6177
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
RFIR_WO_729481_TV20009_OCT2018
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
94.2 ft.
Total Length
94.2 ft.
Structural Index
3
Structural Quick
3C2C
Structural Rating
90
O&M Index
2
O&M Quick
412C
O&M Rating
40
Overall Index
2
Overall Quick
Overall Rating
130
Pipe schematic from manhole 20 0257 to 20 0256
MH: 20 0257MH: 20 0256downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02570 ft. MWL - Water Level, 15 %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. SSS - Surface Spalling, from 09 to 03 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, Start43.3 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 6"92.5 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish92.5 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish92.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish94.2 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 Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Spalling, from 09 to 03 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
0MWM
92.5SSS
2DAGS
2SSS
92.5SAP
2SAP
43.3TF
0AMH20 0257
94.2AMH20 0256
92.5DAGS
0MWL

Properties (3)

additional_info
SC365141
customer
LACSD
datetime
2018-10-22T03:29:31-07:00