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, $2,049;

(2)

26 - 50 feet, $2,049 plus $62 per foot beyond 25 feet;

(3)

51 - 100 feet, $3,588 plus $74 per foot beyond 50 feet; and

(4)

over 100 feet, $7,248 plus $88 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, $2,178;

(2)

26 - 50 feet, $2,178 plus $79 per foot beyond 25 feet;

(3)

51 - 100 feet, $4,137 plus $89 per foot beyond 50 feet; and

(4)

over 100 feet, $8,566 plus $117 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, $3,441;

(2)

26 - 50 feet, $3,441 plus $113 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,259 plus $116 per foot beyond 50 feet; and

(4)

over 100 feet, $11,969 plus $132 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, $3,221;

(2)

26 - 50 feet, $3,221 plus $67 per foot beyond 25 feet;

(3)

51 - 100 feet, $4,869 plus $77 per foot beyond 50 feet; and

(4)

over 100 feet, $8,748 plus $92 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, $3,625;

(2)

26 - 50 feet, $3,625 plus $87 per foot beyond 25 feet;

(3)

51 - 100 feet, $5,784 plus $96 per foot beyond 50 feet; and

(4)

over 100 feet, $10,541 plus $103 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, $3,991;

(2)

26 - 50 feet, $3,991 plus $117 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,882 plus $118 per foot beyond 50 feet; and

(4)

over 100 feet, $12,738 plus $134 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, $3,881;

(2)

26 - 50 feet, $3,881 plus $84 per foot beyond 25 feet;

(3)

51 - 100 feet, $5,985 plus $98 per foot beyond 50 feet; and

(4)

over 100 feet, $10,889 plus $111 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, $4,466;

(2)

26 - 50 feet, $4,466 plus $88 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,663 plus $117 per foot beyond 50 feet; and

(4)

over 100 feet, $12,445 plus $134 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, $4,831;

(2)

26 - 50 feet, $4,831 plus $132 per foot beyond 25 feet;

(3)

51 - 100 feet, $8,127 plus $144 per foot beyond 50 feet; and

(4)

over 100 feet, $15,301 plus $173 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, $4,027;

(2)

26 - 50 feet, $4,027 plus $119 per foot beyond 25 feet;

(3)

51 - 100 feet, $6,992 plus $122 per foot beyond 50 feet; and

(4)

over 100 feet, $13,141 plus $144 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, $4,685;

(2)

26 - 50 feet, $4,685 plus $122 per foot beyond 25 feet;

(3)

51 - 100 feet, $7,759 plus $155 per foot beyond 50 feet; and

(4)

over 100 feet, $15,447 plus $172 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, $5,271;

(2)

26 - 50 feet, $5,271 plus $184 per foot beyond 25 feet;

(3)

51 - 100 feet, $9,847 plus $210 per foot beyond 50 feet; and

(4)

over 100 feet, $20,389 plus $250 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); 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:

October 5, 2022