Project Information

Bid Title

W Jefferson Ave/Trosper Blvd Drainage Improvements Project - Addendum No. 1

Issuing Agency

Alton city

Location

Texas

Published Date

Feb 9, 2026

Closing Date

Feb 11, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

Description	Opening Date/Time	Closing Date/Time
W Jefferson Ave/Trosper Blvd Drainage Improvements Project - Addendum No. 1	January 23, 2026 8:00 AM	February 11, 2026 3:00 PM

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ADDENDUM

Document 00900

ADDENDUM NO.1

Date of Addendum: February 9, 2026

PROJECT NAME: City of Alton –108 W. Jefferson Ave. – Trosper Blvd. Drainage Improvements Project

PROJECT NO: P557

BID DATE: February 11, 2026

FROM:

HCEngineering

3540 East Broad Street

Suite 120, #251

Mansfield, Texas 76063

TO: Prospective Bidders

This Addendum forms a part of the Bidding Documents and will be incorporated into Contract

Documents, as applicable. Insofar as the original Project Manual and Drawings are inconsistent, this

Addendum governs. Acknowledge receipt of the Addendum by inserting its number in Document 00310 -

Form of Proposal. FAILURE TO DO SO MAY SUBJECT BIDDER TO

DISQUALIFICATION.

BIDDING REQUIREMENTS

CONTRACT FORMS

[3. Section 00405 Schedule of Unit Price Work

Section revised to add items No. 3-11 and 3-12. Items allowed for payable item of water line

adjustments.

END OF ADDENDUM NO.1

Hilario Ortiz, Jr.

DATED: February 9, 2026

END OF DOCUMENT

00900- 1 of 1

SCHEDULE OF UNIT PRICE WORK

(Addendum No. 1)

Document 00405

SCHEDULE OF UNIT PRICE WORK

This Document, constitutes a Supplement to Document 00310 - Form of Proposal.

When a Contract is awarded, this Document becomes a supplement to the CONTRACT Between Owner and

Contractor.

ITEM

NO.

ITEM DESCRIPTION

UNI UNIT

T QTY.

UNIT PRICE

IN

FIGURES (1)

General Project

1-1 Mobilization, Bonds and Insurance (not to

LS

1

exceed 3% of Total Bid).

1-2 Traffic control plan signed and sealed by a

LS

1

professional engineer licensed in the State of

Texas.

1-3 Installation and maintenance of barricades, signs LS

1

and traffic handling per approved Traffic Control

Plan.

Total General Project

TOTAL FIGURES

Pavement Improvements

2-1 Sawcut, remove and replace existing concrete

SY 10

pavement driveways and base material, all spoil

material to be hauled to location designated by

the City, according to the plans and

specifications; complete in place.

2-2 Sawcut, remove, and replace existing asphalt

SY 56

pavement and base material, according to the

plans and specifications; complete in place.

2-3 Demolish, remove, and replace existing caliche SY

9

driveways, according to the plans and

specifications; complete in place.

2-4 Sawcut, remove and replace existing concrete

LF

10

curb and gutter and base material, all spoil

material to be hauled to location designated by

the City, according to the plans and

specifications; complete in place.

2-5 Demolish, remove, and replace existing concrete SY 193

sidewalk, according to the plans and

specifications; complete in place.

Total Pavement Improvements

Storm Drainage Improvements

3-1 Furnish and Install 24” RCP (CLASS III)

LF

85

according to the plans and specifications;

complete in place.

3-2 Furnish and Install 30” RCP (CLASS III)

LF 325

according to the plans and specifications;

complete in place.

3-3 Furnish and Install 36” RCP (CLASS III)

LF 216

according to the plans and specifications;

complete in place.

00405-1 of 2

SCHEDULE OF UNIT PRICE WORK

(Addendum No. 1)

3-4

3-5

3-6

3-7

3-8

3-9

3-10

3-11

ADD

NO. 1

3-12

ADD

NO. 1

Furnish and Install 3’x3’ Drop Inlet according to EA

2

the plans and specifications; complete in place

Furnish and Install 4’ Storm Drain Manhole

EA

2

according to the plans and specifications;

complete in place.

Furnish and Install 5’ Storm Drain Manhole

EA

1

according to the plans and specifications;

complete in place.

Furnish and Install 36” Sloping headwall

EA

1

according to the plans and specifications,

complete in place

Furnish and Install 5’ Type F Curb Inlet with 5’

EA

2

Extension according to the plans and

specifications; complete in place

Furnish and Install and silt fence along pipe

LF 640

alignment during trenching operations, according

to the plans and specifications; complete in place

Furnish and Install trench safety as per OSHA

LF 640

Safety and Health Standards, according to plans

and specifications; complete in place

Furnish and Install 8-inch PVC DR18 Water Line EA

2

Adjustment per Sharyland Water Supply

Corporation specifications; complete in place

Furnish and Install 6-inch PVC DR18 Water Line LF

1

(Fire Hydrant Lead); complete in place

Total Storm Drain Improvements

GRAND TOTAL

TOTAL BID PRICE (Total Unit Prices Plus Cash Allowance, if any)

$__________________________

Notes:

(1) United States Dollars. In the event of a discrepancy, this column shall govern.

Project:

Project No.

Company:

Date:

Bidder's Signature:

Name:

Title:

END OF DOCUMENT

00405-2 of 2

Commodity Codes

• NAICS 237110Water and Sewer Line and Related Structures Construction
• NAICS 237310Highway, Street, and Bridge Construction
• NAICS 237990Other Heavy and Civil Engineering Construction

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