Reconstruction

Flush Seal

Total Cost

Total Cost

Dependent Variable:

lntot

Dependent Variable:

lntot

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

one

6.84434

0.13647

50.15368

one

5.19255

0.79175

6.55835

lyear

0.79590

0.16331

4.87348

age

−0.20196

6.26297e−002

−3.22469

aadt

6.28703e−004

2.73911e−004

2.29528

lyear

2.09167

0.20415

10.24556

dist1

0.37462

0.21830

1.71610

dist2

0.84941

0.19924

4.26331

elev

3.97635e−004

1.30377e−004

3.04989

aadt

5.71083e−004

3.41515e−004

1.67221

truck

6.07142e−003

−3.59775e−003

−1.68756

Number of Observations

97

Number of Observations

78

Corrected R-squared

0.24126

Corrected R-squared

0.67316

Mean of Dependent Variable

7.29449

Mean of Dependent Variable

7.68789

Labor Cost

Labor Cost

Dependent Variable:

lnlabor

Dependent Variable:

lnlabor

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

one

5.13562

0.33914

15.14314

one

2.38281

0.54250

4.39225

lyear

0.60321

0.16132

3.73924

lyear

1.25990

0.16808

7.49565

elev

1.84367e−004

6.63267e−005

2.77967

dist2

1.07410

0.16622

6.46196

aadt

5.36600e−004

2.70457e−004

1.98405

elev

6.78541e−004

9.43481e−005

7.19188

Number of Observations

97

Number of Observations

78

Corrected R-squared

0.21081

Corrected R-squared

0.59666

Mean of Dependent Variable

6.37113

Mean of Dependent Variable

6.72726

Reconstruction

Flush Seal

Material Cost

Material Cost

Dependent Variable:

lnma

Dependent Variable:

lnma

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

Indep Variable

Estimated

Coefficient

Standard Error

t-Statistic

one

5.59434

0.14065

39.77414

one

6.16959

0.28903

21.34551

lyear

1.20364

0.15429

7.80099

age

−0.29715

0.10351

−2.87087

dist1

−0.49562

0.16484

−3.00669

lyear

3.07651

0.34700

8.86597

aadt

7.02351e−004

2.64015e−004

2.66027

dist2

0.60091

0.25766

2.33222

Number of Observations

96

Number of Observations

78

Corrected R-squared

0.47495

Corrected R-squared

0.51891

Mean of Dependent Variable

6.07392

Mean of Dependent Variable

6.34646