Area	Upper Big River
Topic	Sediment: Matthews Road Construction by Period Upper Basin 1921-2000

Caption:  The Chart Tableroads_const_period_ub.dbf is from the Source Table, derived from Matthews and Associates (2001) Table 27. FULL_SUB_B includes sub-basins within the CalWater Lower Big River sub-basin and the years (i.e. Y1936) are the year of the aerial photos used to estimate miles of road construction. Each period of analysis spans back to the previous aerial photo year. See Info Links for more information.

 50 rows of a possible 59 have been displayed.

FULL_SUB_B	SHORT_NAME	Y1936	Y1952	Y1965	Y1978	Y1988	Y2000	CALWATER
Upper Mainstem Big	UPPER_MAIN	-	16.1	26.7	5.3	12.6	24.1	ub
Martin Creek	MARTIN	-	16.3	15.1	8.3	4.7	22.5	ub
Lower Mainstem Big	LOWER_MAIN	-	9.2	12.2	13.7	24.3	22.8	ub

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To learn more about this topic click here .
To download the table with the chart's data, click roads_const_period_ub.dbf (size 796 bytes) .
To see meta information about the data table used for this topic click here
To view the table with the chart's source data, click Source Table web page.
To download the table with the chart's source data, click roads_construct_period_allsubs.dbf (size 2,194 bytes)
 
 

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