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Highway 101 Marin-Sonoma Narrows (MSN) Project Segment A (modified)
Description: In and near Novato, from Route 37 to Atherton Avenue - Widen 4-lane expressway to 6-lane freeway for HOV lanes. TCR #18

  • Project Information
  • Contacts
  • Cost by Fund Source
  • Cost by Component
  • Schedule
  • Map
  • Closeout Info
Project Location
County
 Marin, Sonoma
City Novato
Zip Code 94945, 94947, 94949, 94952
 
Senate District
 03
Assembly District 06
Congressional District 06
 
Caltrans District
 04
 
 
County/State Route Sonoma 101
Postmile Begin/End 0 7.1
 
County/State Route Marin 101
Postmile Begin/End 18.6 27.6
Project Benefits
 Benefit Baseline Actual
Daily Travel Time Savings (hours)  1200    2,384  
Lane Miles Added (HOV)  5.2    0  
Lane Miles Added (Mixed)      0  
Peak Period Time Savings (minutes)  106107    189,857  
 
Project Contacts Agency Contact Person Telephone E-mail
Environmental Phase
 Caltrans Wajahat Nyaz (510)286-5119   wajahat.nyaz@dot.ca.gov
Design (PS&E) Phase
 Caltrans Wajahat Nyaz (510)286-5119   wajahat_nyaz@dot.ca.gov
Right of Way Phase
 Caltrans Wajahat Nyaz (510)286-5119   wajahat.nyaz@dot.ca.gov
Construction Phase
 Caltrans Wajahat Nyaz (510)286-5119   wajahat.nyaz@dot.ca.gov
 
Corridor System Management Plan
 Caltrans Juliana Gum (510)286-4579   juliana.gum@dot.ca.gov
Project Cost Baseline Summary (Dollars Shown are in Thousands) 2
  Adopted Program
(06/07/07)
a		 Approved Changes
(12/31/2023
b=c-a		 Current Approved
(12/31/2023
c
Bond Funding
RIP Augmentation
 $0 $10,450 $10,450
IIP Augmentation
 $0 $6,800 $6,800
CMIA
 $82,400 $96,946 $179,346
SLPP
 $0 $1,865 $1,865
Non-bond Funding
State/Federal*
 $93,800 $-10,449 $83,351
Local**
 $26,599 $18,011 $44,610
Non Budgeted ETC
 $0 $0 $0
 
Total**** $202,799 $123,623 $326,422

**** Totals may not add up exactly to column amounts due to rounding

# Approved is planned budget

Project Cost Baseline Summary (Dollars Shown are in Thousands)
  Adopted Program
(06/07/07)
a		 Approved Changes
(12/31/2023
b=c-a		 Current Approved
(12/31/2023
c		 Cost to Date**
(12/31/2023
d
 
Environmental
 $22,800 $3,067 $25,867 $4,247
Design(PS&E)
 $18,100 $7,246 $25,346 $23,804
Right of Way
 $22,440 $38,437 $60,877 $45,266
Construction
 $139,459 $74,872 $214,331 $211,070
 
Total* $202,799 $123,623 $326,422 $284,388

* Totals may not add up exactly to column amounts due to rounding

** Totals include all actual project funds expenditures. Cost to date expenditure variances are explained in quarterly reports and/or Close-out reports.

Project Schedule Baseline Summary
(Schedule Changes and Variances in Months) Adopted Program
(06/07/07)
a		 Approved Changes
(mm/dd/yyyy)
b		 Current Approved
(12/31/2023)
c		 % Complete
(12/31/2023)
d		 Schedule Forecast
(12/31/2023)
e		 Schedule Variance
(months)
f=c-e
Begin Environmental Phase
End Environmental Phase
 01/01/2001 
10/30/2008 		 01/17/2019 
01/17/2019 		 01/01/2001 
09/30/2009 		 100  01/02/2001 
10/29/2009 		 0 
-1 
Begin Design (PS&E) Phase
End Design (PS&E) Phase
 04/01/2008 
07/01/2010 		 01/17/2019 
01/17/2019 		 09/30/2009 
07/01/2010 		 100  10/30/2009 
10/06/2010 		 -1 
-3 
Begin Right of Way Phase
End Right of Way Phase
 10/30/2008 
07/01/2010 		 01/17/2019 
01/17/2019 		 09/30/2009 
07/01/2010 		 100  10/30/2009 
07/01/2010 		 -1 
0 
Begin Construction Phase
End Construction Phase
 12/01/2010 
12/02/2013 		 01/17/2019 
01/17/2019 		 12/01/2010 
12/02/2013 		 100  07/05/2011 
12/12/2012 		 -7 
12 
Begin Closeout Phase
End Closeout Phase
 12/02/2013 
12/02/2014 		 01/17/2019 
01/17/2019 		 12/02/2013 
12/02/2014 		 75  12/12/2012 
08/23/2019 		 12 
-57 
Corridor System Management Plan
Adoption Date     09/01/2010  0    0 
Implementation Date     09/01/2010  0    0 
????????
Project Benefits
Benefit Baseline Actual
Daily Travel Time Savings (hours) 1200 2,384
Lane Miles Added (HOV) 5.2 0
Lane Miles Added (Mixed) 0
Peak Period Time Savings (minutes) 106107 189,857

Bond Funding Cost
Adopted:
 $82,400,000
Current Approved:
 $72,717,000
Actual Expenditures:
 $72,368,000

 

Status as of December 31, 2023.