Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 2, 2019, 05:13 AM
  • 20 0294_20 0293 _01072019_222003.mp4

Date
07/01/2019
W/O
771940
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19260
Time
10:13 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6622
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.
12
Purpose
Routine Assessment
Project
RFIR_WO_771940_TV20025_JUN2019
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0294
Downstream MH
20 0293
Dir. of Survey
Downstream
Length Surveyed
148.5 ft.
Total Length
148.5 ft.
Structural Index
3
Structural Quick
3E2E
Structural Rating
145
O&M Index
2
O&M Quick
2E00
O&M Rating
58
Overall Index
2
Overall Quick
Overall Rating
203
Pipe schematic from manhole 20 0294 to 20 0293
MH: 20 0294MH: 20 0293downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02942 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SZ - Surface Other, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - 50% MAG2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start39.1 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"95.6 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"143.5 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 4", 6" - OPEN146.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish146.2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish147 ft. SZ - Surface Other, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - 50% MAG147 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish148.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0293148.5 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 9 O'CLOCK

Observation photos (2)

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (16)

DistanceCodeObservation
143.5TFOPEN
2SAP
148.5AMH20 0293
0MWL
0MWM
147SZ50% MAG
2SZ50% MAG
146.2DAGS
2SSS
95.6TFC
2DAGS
0AMH20 0294
147SSS
39.1TFC
146.2SAP
148.5MGOACTIVE CONNECTION AT MH 9 O'CLOCK

Properties (6)

additional_info
SC378188
custom_field_two
2
customer
LACSD
datetime
2019-07-01T22:13:24-07:00
documentation
PRO PIPE
is_lateral_inspection
false