This document is a transmittal from ILF Consulting Engineers to Mapa Construction regarding the Yanbu-Madina (Phase 4) Water Transmission System project. It includes details about the submitted documents and drawings for approval, along with specific comments on the general arrangement and fabrication drawings. The contractor is reminded that approval does not constitute a blanket approval of all details and they remain responsible for compliance with contract requirements.

1. EH-MYH-D-2701.docx Page 1 of 3
ILF Consulting Engineers
Feldkreuzstraße 3
6063 Rum bei Innsbruck, Austria
Tel: + 43 512 24 12-0
Fax: + 43 512 24 12-5900
MAPA Construction & Trade Co. Inc.
Olaya Main Street, Bas Building 4th
Floor
Riyadh-11546, Saudi Arabia
Tel.: + 966 (11) 460 29 59
Fax.: + 966 (11) 460 29 28
PROJECT TITLE: YANBU - MADINA (PHASE 4) WTS
DOCUMENT TRANSMITTAL
From To Project No.: 00622
 MYF    MYH   Date: 22.11.2021
 SF  SR  SW  SF  SR  SW -D-2701 File No.: ZG31
 EH  EF  ER  EH  EF  ER Pages: 3
The following enclosed documents/drawings are presented for the purpose indicated in the table below.
PROJECT DOCUMENT/DRAWING No. REV P S TITLE
1 2 - 3 4 5 6 - 7 - 8 9 11 12 13 14
1 1 - Z G 3 1 - S - 7 0 2 A 1 B PS1-D Main Pump House -
Platforms & Ladders General
Arrangement
1 1 - Z G 3 1 - X - 7 0 3 A 1 B PS1-D Main Pump House -
Platforms & Ladders Fabrication
Drawings
1 1 - Z G 3 1 - X - 7 0 4 A 1 B PS1-D Main Pump House -
Platforms & Ladders Part
Drawings
P: PURPOSE CODES S: STATUS CODES
0: For Distribution A: Approved for construction
1: Issued for Approval B: Approved as Noted
2. Issued for Construction C: Rejected
3: Issued for Information D: For Information only
4: As Built
Cc.:  SR(PED)  SR(S&D)  SF  Please return a.m. documents with comments/approval
 EH  EF  ER  Please confirm receipt by return of signed copy
 MTH    Revision sheets/DRN are included
____________________________________
Signature of Sender

2. EH-MYH-D-2701.docx Page 2 of 3
ILF Consulting Engineers
Yanbu - Madina (Phase 4)
Water Transmission System
Project No. 00622
COMMENT SHEET
Sheet 2 of 3
Date: 22.11.2021
To Contractor: MAPA Construction & Trade Co. Inc.
Attn.: Mr. Mustafa Nuri Kayserili Transmittal Ref.: MYH-EH-D-3363
Project Manager Date: 01.11.2021
Project Document No. Revision Title Status
11-ZG31-S-702 A PS1-D Main Pump House - Platforms &
Ladders General Arrangement
B
11-ZG31-X-703 A PS1-D Main Pump House - Platforms &
Ladders Fabrication Drawings
B
11-ZG31-X-704 A PS1-D Main Pump House - Platforms &
Ladders Part Drawings
B
Granted Status:
See “Description & Comment”
Our Ref.: File No.: Signed
EH-MYH-D-2701 ZG31 ILF Consulting Engineers
Approval of general compliance with Contract Documents does not constitute a blanket approval of all dimensions, quantities
and details of material, equipment or items shown or described and does not relieve the Contractor from his responsibility
concerning the requirements stipulated or implied by the Contract Documents.

3. EH-MYH-D-2701.docx Page 3 of 3
Yanbu–Madina Phase 4
Water Transmission System
Subject: COMMENTS TO PS1-D Main Pump House - Platforms & Ladders
General Arrangement, PS1-D Main Pump House - Platforms &
Ladders Fabrication Drawings, PS1-D Main Pump House - Platforms
& Ladders Part Drawings
Doc. No.: 11-ZG31-S-702, 11-ZG31-X-703, 11-ZG31-X-704 Rev.: A
Status: Approved as Noted
General Comments:
1. Missing notes regarding steel protection.
Specific Comments:
2. Dimensions and quantities for grating and type of stairs are missing.
3. Quantities for bolts are missing