Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 3, 2021, 05:22 PM

  • 29 0453_29 0452_12032021_095428.mp4

Date
12/03/2021
W/O
926976
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z01090
PipeID
P24493
Time
9:22 AM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
K9290
Sewer Name
29 ALAMITOS PUMPING PLANT SEWER
City
SIGNAL HILL
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
04
Purpose
Routine Assessment
Project
RFIR_WO_926976_TV29057_DEC2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Width
8 in.
Upstream MH
29 0452
Downstream MH
29 0453
Dir. of Survey
Upstream
Length Surveyed
306.5 ft.
Total Length
306.5 ft.
Structural Index
2
Structural Quick
3B2N
Structural Rating
203
O&M Index
2
O&M Quick
2K00
O&M Rating
122
Overall Index
2
Overall Quick
—
Overall Rating
325
Pipe schematic from manhole 29 0452 to 29 0453
MH: 29 0452MH: 29 0453upstream0 ft. AMH - Upstream Manhole, Survey Ends - 29 04531.3 ft. SCP - Surface Corrosion Metal Pipe, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish1.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish2.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish47.8 ft. TFA - Tap Factory Made Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"101.7 ft. SCP - Surface Corrosion Metal Pipe, from 07 to 05 o'clock, within 8 inches of joint: YES, Start101.7 ft. MMC - Material Change, Cast Iron102.6 ft. TFA - Tap Factory Made Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"153.5 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish185.6 ft. MGO - General Observation - VIEW OBSTRUCTED BY SAG187.7 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Finish200.5 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start256.5 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Start256.5 ft. MWL - Water Level, 20 %of cross sectional area304.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start304.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start306.5 ft. MGO - General Observation - CONN @ MH 3 O'CLOCK/ACTIVE306.5 ft. MWM - Water Mark, 15 %of cross sectional area306.5 ft. MWL - Water Level, 10 %of cross sectional area306.5 ft. AMH - Downstream Manhole, Survey Begins - 29 0452

Observation photos (5)

  • 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

  • Water Level, Sag in pipe, 10 %of cross sectional area, Start

    50 ft. - Water Level, Sag in pipe, 10 %of cross sectional area, Start

  • Water Level, Sag in pipe, 15 %of cross sectional area, Start

    106 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

  • Surface Corrosion Metal Pipe, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

    204.8 ft. - Surface Corrosion Metal Pipe, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

  • Material Change, Cast Iron

    204.8 ft. - Material Change, Cast Iron

All inspections of P24493Work order 926976

Observations (20)

DistanceCodeObservation
0MGOCONN @ MH 3 O'CLOCK/ACTIVE
304SSS—
204.8SCP—
2SSS—
305.2SCP—
306.5AMH29 0453
203.9TFA—
153MWLS—
2DAGS—
50MWLS—
258.7TFA—
0MWM—
0MWL—
120.9MGOVIEW OBSTRUCTED BY SAG
305.2DAGS—
50MWL—
0AMH29 0452
204.8MMC—
106MWLS—
118.8MWLS—

Properties (7)

additional_info
630098120321061
custom_field_three
SAG IN PIPE, METAL CORROSION
custom_field_two
2
customer
1
datetime
2021-12-03T09:22:24-08:00
documentation
PROPIE
is_lateral_inspection
false