Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 20, 2016, 10:02 AM
  • 21 1038_21 1037_20160420_042348.mp4

Date
04/20/2016
W/O
557418
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00784
PipeID
P16142
Time
3:02 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K 3186
Sewer Name
21 SAN ANTONIO TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
03
Purpose
Routine Assessment
Project
WO_557418_TV21023_APRIL2016
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Upstream MH
21 1038
Downstream MH
21 1037
Dir. of Survey
Downstream
Length Surveyed
309.1 ft.
Total Length
309.1 ft.
Structural Index
3
Structural Quick
4132
Structural Rating
10
O&M Index
3
O&M Quick
4111
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
15
Pipe schematic from manhole 21 1038 to 21 1037
MH: 21 1038MH: 21 1037downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 10380 ft. MGO - General Observation - CONNECTION AT THE MH 9 OC'LOCK0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area14.7 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES55.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"82.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"105.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"132.9 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 4"159.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"170.4 ft. CM - Crack Multiple, from 02 to 05 o'clock, within 8 inches of joint: YES181.4 ft. RFJ - Roots Fine Joint, from 03 to 09 o'clock, within 8 inches of joint: YES182.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"205.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"232.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"245.9 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES259.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"286.1 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 4"309.1 ft. AMH - Downstream Manhole, Survey Ends - 21 1037

Observation photos (4)

  • Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

    14.7 ft. - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 02 to 05 o'clock, within 8 inches of joint: YES

    170.4 ft. - Crack Multiple, from 02 to 05 o'clock, within 8 inches of joint: YES

  • Roots Fine Joint, from 03 to 09 o'clock, within 8 inches of joint: YES

    181.4 ft. - Roots Fine Joint, from 03 to 09 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

    245.9 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

Observations (19)

DistanceCodeObservation
245.9CM
205.4TFC
14.7FM
55.9TFC
0AMH21 1038
232.3TFC
182.8TFC
0MGOCONNECTION AT THE MH 9 OC'LOCK
0MWM
105.7TFC
309.1AMH21 1037
159.6TFC
286.1TF
132.9TF
170.4CM
259.3TFC
0MWL
181.4RFJ
82.8TFC

Properties (5)

additional_info
SC226234
custom_field_two
3
customer
LACSD
datetime
2016-04-20T03:02:52-07:00
sewer_category
GRAVITY