FLOOD09697

• County: Statewide
• Community: Nationwide
• Basin: Statewide
• Title: Mathematical Modeling of a Sociological and Hydrologic Decision System
• Date: 6/1/1978
• Prepared By: Institute for Social Science Research on Natural Resources, Utah State Univ.
• Floodplain - Doc Type: Educational/Technical/Reference Information

Table 6.1. Sociological equations used to model the Salt Lake County areaa

BWCKS IN FIGURES 5.1
Block 1: Public Concern About Flooding (CONCL):

Block 2:

Block 3:

Block 4:

Block 5:

Block 6:

Block 7:

Block 8:

Block 9:

CONCL = 10.8 + .506)(1 + .033)(2 + .128)(3 + .300)(4 = .453)(5 + .148~ + .146)(7 + .230)(8

+ .0012(~XIO)

. (5.4)b

Variables in Equation 5.4 are defined in Table 5.3
Decision Agency Need For Plan (N):

N = -37+2M+CONCL+PAYL _
Variables in Equation 5.8 are defined in section on Equation II.
Need High Enough?

IF N >0, continue
:tl is defined as decision~ncY need for plan
Planning Agency Evaluation (PAEV):

(5-8)

. Y = - .241 - .305XI - .122X9 + 14.753!XIO + .021XI1 + .085X12 + .143X13 (5.11)
---------- ---------------

no equation (see text)

Decision Agency Initial Evaluation (DAlE):

Y = - .241- .305XI - .0695(3.25)X9 + 8.43(3_25!XlO) + .00568(2.875)XI1 + .136(2.125)X12

+ .228(2.0)X13 = .241- .305XI - .226X9 + 27.398XIO + .016XI1 + .289X12 + .456X13

(5.12)

IF statement B} for cost of proposal:
if XlO:< 300,000,000 continue

(5.13)

IF statement B2 for effectiveness of proposal:

if Xl? > 10 continue .

(5.14)

IF statement B3 for benefit-cost ratio:
if Xg:> 1 continue .

. (5.15)

Variables in ~uations.ll~!.hrough 5.15 are defmed in Table 5.~____________________
Intermediate Review Agency Evaluation (IMEV):

IMEV = + .491 - .206XI - .0102X9 + 3.24!XIO + .00469Xl1 + .0675X12 - .0018X13 + .796X15

(5.19)
VarEbles ~ation ~12 are deJ1ned in Table 5.2___________________
Decision Agency Revised Evaluation (DARE)

Y = + .491 - .206Xl - .0190X9 + 6.01!XIO + .OO359Xl1 + .216X12 - .030X13 + .884X15 (5.20)

Yariab~~ation 5.20 are defmed in Taple 5.4.
General Public Evaluation (POPEVE)

POPEVE = 3.30 + .152z1.1 + . 224z 1.2 + .227z1.3 - .493z1.4 - .llOz1-5 - .134z2.1 - .084z2.2 + .136z2.3

+ .082z2.4 + .344z3.1 + .026z3.2 + .022z3.3 - .1733.4 - .114z3.5 - .105z3.6 - .0464.1 - _076z4.2

- .005z4.3 + .1 27z4.4 - .144z5.1 - .22Iz5.2 - .013z5.3 + .140z5.4 + .238z5.5 - .638z6.1

- -592z6.2 -.006z6.3 + .313z6.4 + .368z6.5 + .555z6.6 - .65Iz7.1 - .243z7.2 + .24Iz7.3

+ .235z7.4 + _435z7.5 - .567z8.1 - .175z8-2 + .067z8.3 - .002z8.4 + .006z8.5 + .671z8.6

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