Item 



TABLE 7 

 FIRST COSTS AND AMNUAL CHARGES 

 Lower Bay Barriers - Narragansett Bay 

 Estimate of Maximom Cost 

 Federal 



Local 



Total 



Construction of barriers, 



dikes and walls 

 Lands and Dainages 

 Total first cost 

 Interest during construction 



Total Investment 



iv 



I 10^,203,000 $ 3,687,000 I 108,890,000 



$ 105,203,000 

 5,260,000 



110^000 



110^000 



$ 3,797,000 « 109,000,000 



190,000 5.li5o.ooo 



$ 110,U63,000 $ 3,987,000 « llii,U50,000 



Interest on Investment 

 Amortization 

 Estimated Tax Losses 

 Maintenance and Operation 



« 



ANNUAL CHARGES 



2,760,000 

 1,133,000 



130.000 



5 



100,000 9 



U1,000 



3,000 



« U,023,000 9 1JUU,000 I 



(l) Cash contribution to first cost in lieu of annual 

 operation and maintenance of structures. 



2,860,000 



1,17U,000 



3,000 



130.000 



U,167,000 



60 



