Minnesota Administrative Rules

2890.3500 AT-GRADE WELL INSTALLATION.

Subpart 1.

General.

Costs for well installation of an at-grade well are as described in this part.

Subp. 2.

Hollow-stem auger.

Hollow-stem auger in sand, silt, or clay, with continuous sampling:

A.

subitems (1) and (2) list the depth of the well and the maximum cost per two-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per two-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $1,863;

(2)

26 - 50 feet, $1,863 plus $56 per foot beyond 25 feet;

(3)

51 - 100 feet, $3,262 plus $67 per foot beyond 50 feet; and

(4)

over 100 feet, $6,589 plus $80 per foot beyond 100 feet;

B.

subitems (1) and (2) list the depth of the well and the maximum cost per four-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per four-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $1,980;

(2)

26 - 50 feet, $1,980 plus $72 per foot beyond 25 feet;

(3)

51 - 100 feet, $3,761 plus $81 per foot beyond 50 feet; and

(4)

over 100 feet, $7,787 plus $106 per foot beyond 100 feet; and

C.

subitems (1) and (2) list the depth of the well and the maximum cost per six-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per six-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $3,128;

(2)

26 - 50 feet, $3,128 plus $103 per foot beyond 25 feet;

(3)

51 - 100 feet, $5,690 plus $105 per foot beyond 50 feet; and

(4)

over 100 feet, $10,881 plus $120 per foot beyond 100 feet.

Subp. 3.

Mud or air rotary.

Mud or air rotary in limestone or hard rock, with surface sampling only:

A.

subitems (1) to (4) list the depth of the well and the maximum cost per two-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $2,928;

(2)

26 - 50 feet, $2,928 plus $61 per foot beyond 25 feet;

(3)

51 - 100 feet, $4,426 plus $70 per foot beyond 50 feet; and

(4)

over 100 feet, $7,953 plus $84 per foot beyond 100 feet;

B.

subitems (1) to (4) list the depth of the well and the maximum cost per four-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $3,295;

(2)

26 - 50 feet, $3,295 plus $79 per foot beyond 25 feet;

(3)

51 - 100 feet, $5,258 plus $87 per foot beyond 50 feet; and

(4)

over 100 feet, $9,583 plus $94 per foot beyond 100 feet; and

C.

subitems (1) to (4) list the depth of the well and the maximum cost per six-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $3,628;

(2)

26 - 50 feet, $3,628 plus $106 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,256 plus $107 per foot beyond 50 feet; and

(4)

over 100 feet, $11,580 plus $122 per foot beyond 100 feet.

Subp. 4.

Air coring.

Air coring in limestone or hard rock, with continuous sampling:

A.

subitems (1) to (4) list the depth of the well and the maximum cost per two-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $3,528;

(2)

26 - 50 feet, $3,528 plus $76 per foot beyond 25 feet;

(3)

51 - 100 feet, $5,441 plus $89 per foot beyond 50 feet; and

(4)

over 100 feet, $9,899 plus $101 per foot beyond 100 feet;

B.

subitems (1) to (4) list the depth of the well and the maximum cost per four-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $4,060;

(2)

26 - 50 feet, $4,060 plus $80 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,057 plus $106 per foot beyond 50 feet; and

(4)

over 100 feet, $11,314 plus $122 per foot beyond 100 feet; and

C.

subitems (1) to (4) list the depth of the well and the maximum cost per six-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $4,392;

(2)

26 - 50 feet, $4,392 plus $120 per foot beyond 25 feet;

(3)

51 - 100 feet, $7,388 plus $131 per foot beyond 50 feet; and

(4)

over 100 feet, $13,910 plus $157 per foot beyond 100 feet.

Subp. 5.

Rotosonic drilling.

Rotosonic drilling in sand, silt, or clay, with continuous sampling:

A.

subitems (1) and (2) list the depth of the well and the maximum cost per two-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per two-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $3,661;

(2)

26 - 50 feet, $3,661 plus $108 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,356 plus $111 per foot beyond 50 feet; and

(4)

over 100 feet, $11,946 plus $131 per foot beyond 100 feet;

B.

subitems (1) and (2) list the depth of the well and the maximum cost per four-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per four-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $4,259;

(2)

26 - 50 feet, $4,259 plus $111 per foot beyond 25 feet;

(3)

51 - 100 feet, $7,054 plus $141 per foot beyond 50 feet; and

(4)

over 100 feet, $14,043 plus $156 per foot beyond 100 feet; and

C.

subitems (1) and (2) list the depth of the well and the maximum cost per six-inch PVC well, and subitems (3) and (4) list the depth of the well and the maximum cost per six-inch well (steel riser with PVC screen):

(1)

0 - 25 feet, $4,792;

(2)

26 - 50 feet, $4,792 plus $167 per foot beyond 25 feet;

(3)

51 - 100 feet, $8,952 plus $191 per foot beyond 50 feet; and

(4)

over 100 feet, $18,535 plus $227 per foot beyond 100 feet.

Statutory Authority:

MS s 115C.07

History:

28 SR 383; L 2010 c 241 s 4; MS s 115C.07 subd 3 paragraph (f); 28 SR 383; L 2010 c 241 s 4; MS s 115C.07 subd 3 paragraph (f)

Published Electronically:

July 5, 2017