Item
No. Date Task Description
Estimated Time
to Complete
Task
(Days)
Actual Time for
City/Design
Engineer/
Contractors (Days)
Actual Time
with SCRRA
(Days)
Total Actual
Time
(Days)
1 8/27/2024 Budget Amendment 1 00 0
2 8/27/2024 City resubmits revised Specialty Potholing Plan to SC RRA 0 0 0 3 9/11/2024
SCRRA provides City with corrections and comments on Insurance documents submitted by City Contractor
(Concurrent with SCRRA review of Potholing Plan)
01 5 1 5
4 10/8/2024
SCRRA notifies City that additional Insurance information is required from Contractor
(Concurrent with SCRRA review of Potholing Plan)
02 7 2 7
5 10/15/2024 Updated insurance from Contractor resubmitted to SCRRA (After SCRRA review of the Potholing Plan has been completed) 70 7 6 10/23/2024 Insurance approved by SCRRA,
C&S Mark‐out process started by SCRRA 09 9
7 11/14/2024
SCRRA completes C&S Mark‐out notification,
SCRRA schedules Potholing work with their Flagger staff for 11/16/24 (requires work be done on night shift on weekend) 02 2 2 2
8 11/16/2024 City Contractor performs Potholing work in one day, and locates existing steel casing (9.5 feet from tracks) 02 2 28 7 75 82
9 12/16/2024
Meetings with City & SCRRA to discuss SCRRA's special shoring requirements for work close to tracks (limited SCRRA availability); Specialized Shoring and Monitoring Plans developed by City and submitted to SCRRA for review
14 14 28
10 1/7/2025 SCRRA (RailPros) provides first round of comments on Specialized Shoring and Monitoring Plans to City 02 3 2 3
11 1/13/2025 City revised plans and resubmitted to SCRRA for rere view 6 0 6 12 1/22/2025 SCRRA (RailPros) provides second round of review comments on Specialized Shoring and Monitoring Plans to City 09 9
13 1/25/2025 City revised plans and resubmitted to SCRRA for rere view 3 0 3 14 Pending SCRRA (RailPros and Metrolink Engineering) approval of City plans and Permit Amendment issued
Pending
(Estimate
10 Days)
Pending
(Estimate
32 Days)
Pending
(Estimate
42 Days)
15 Pending SCRRA C&S Markout (in the field ) so that construction work can proceed
14 ‐ 21 Days
(Estimate in
Amendment 2)
0 Pending
(Estimate
21 Days)
Pending
(Estimate
21 Days)
21 ‐ 42 Days 33 99 132
16 Pending
Construction in SCRRA right‐of way resumes, existing steel casing is extended out of SCRRA right‐of‐way, directional boring and installation of the final 200 feet of sewer pipe completed. 28 ‐ 42 Days
(Estimate in
Amendment 2)
Pending
(Estimate
37 Days)
Pending
(Estimate
5 Days)
Pending
(Estimate
42 Days)
77 179 256
Southern California Regional Rail Authority
SCRRA safety personnel that must be onsite during construction work to coordinate with passing trains and control traffic near the railroad tracks
SCRRA Communication and Signal markings near railroad tracks SCRRA consultant that handles the majority of their engineering reviews/approvals for work within the SCRRA right of way.
Attachment 2 ‐ Delays Associated with SCRRA Permit Amendment 28 Days
(Estimate in
Amendment 1)
21 Days
(Estimate in
Amendment 1)
Subtotal
Subtotal
Total Additional Time (Days) to Complete Project:
RailPros:
Legend:
SCRRA:
SCRRA Flaggers:
C & S Markout: