Our Ref: WUC 014 (2021) 18 June 2021

TO: All Tenderers

Dear Sir / Madam

SUPPLY OF WATER TREATMENT CHEMICALS - TENDER NO WUC 014 (2021)

ADDENDUM No. 2

The tenderer must note and consider the amendments and/or additions to the Tender Document issued under the above-mentioned tender constitutes Addendum 2 that should be duly incorporated in the Tender Document. Clarification on the above tender refers:

1. Bidders wishing to tender for Supply of Water Treatment Chemicals under the flocculant category are advised as follows:

Question 1

Is it compulsory to submit Jar test results at tender stage? In other would we be disqualified if we do not submit them?

Response: Please refer to Item 4.2.2.2 Flocculants in the Tender Document - TENDER NO WUC 014 (2021)

“All flocculants must be accompanied by the standard specifications as indicated out below at the time of tendering. At the time of delivery, certificates of analysis, which include both physical and chemical parameters, should accompany the chemicals.

The Tenderer shall carry out laboratory jar-tests on all raw water supplies in the presence of the Water Utilities Corporation, or other method deemed necessary by the Corporation to evaluate chemical optimum performance”.

The statement above requests compulsory testing by the Tenderer of the flocculant they are tendering to supply and obtain performance results which they will share with the Corporation.

Refer to response to 6 a. below for further information on contact people and venues for sample collection.

Question 2

We wish to request to visit the various sites for raw water sample collection. The manufacturer wishes to visit the sites for sample collection and we also want to collect.

Response: Refer to response to 6 a. below.

Question 3, 4

We are requesting for laboratory space for 8 days.

Response: The Corporation will facilitate that jar tests be carried out using equipments and glassware provided for at the Laboratory in .

The tenderer requesting to use the Mmamashia Laboratory will each be allocated three (3) days only from the day they received the response.

Question 5

We would like to request the usage of the laboratory to perform the testing. I understood a timeslot needs to be reserved. Can you tell me what days are still available?

The collection of the jar test samples will need to be arranged with the local contact for each treatment plant. Is it necessary to reserve a timeslot for that too?

Response: The Corporation will facilitate that jar tests be carried out using equipments and glassware provided for at the Mmamashia Laboratory in Gaborone.

The tenderer requesting to use the Mmamashia Laboratory will each be allocated three (3) days only from the day they received the response. The tenderer will be informed via email the dates they are allocated for the use of the Mmamashia Laboratory.

The collection of the jar test samples will need to be arranged with the local contact for each treatment plant and this will not require timeslot but a phone call to the contact given respectively.

Question 6 a

Confirmed appointment with the relevant person, which in this case, is Z Mmolawa. Please provide direct contact details: Phone number to finalize arrangements.

Response: 1. Bidders wishing to tender for Supply of Water Treatment Chemicals are advised as follows: • Provided below is a list of the treatment plants and contact people at those sites • Tenderers are advised to bring their own water sampling containers • Samples are collected at the treatment plants and at the raw water inlets and not at the dams • Molatedi Raw Water to be collected at the Gaborone Waterworks Plant in Gaborone

TABLE 1 - CONTACTS FOR COLLECTION OF RAW WATER SAMPLES

PLANT LOCATION OF CONTACT RAW WATER SOURCE CONTACT PERSON NAME PLANT MOBILE NUMBER Wenela Thamalakane River Maun Tiroyaone Sikhungu +267 73010782 Borolong Thamalakane River Maun Tiroyaone Sikhungu +267 73010782 Nokaneng Nokaneng BH 10242 Nokaneng Village Tiroyaone Sikhungu +267 73010782 Motopi Motopi River Motopi Village Tiroyaone Sikhungu +267 73010782 Lobatse Lobatse Amantle Diteko +267 73477733 Gaborone Gaborone Tebogo Kwape +267 73969686 Mmamashia Letsibogo and Dikgatlhong Mmamashia Tebogo Kwape +267 73969686 Dams Mabalane Molatedi Dam Mabalane Village Tebogo Kwape +267 73969686 Mahalapye Letsibogo and Dikgatlhong Mahalapye Kutlo Tshabalala +267 76429569 Dams Letsibogo and Dikgatlhong Palapye Widzani Phena +267 73477736 Dams Lotsane Maunatlala Village Widzani Phena +267 73477736 Selibe Phikwe Selibe Phikwe Kaphepha Kaphepha +267 73970307 Thune Mathathane Village Kaphepha Kaphepha +267 73970307 Shashe Shashe Village Amogelang George +267 73970304 Ntimbale Masingwaneng Village Lebogang Bareki +267 73971644 Kasane Chobe River Kasane Laone Montshiwa +267 73012437 Kazungula Chobe River Kazungula Laone Montshiwa +267 73012437

Question 6 b

They require a laboratory space for 6 to 8 days.

Response: The tenderer requesting to use the Mmamashia Laboratory will each be allocated three (3) days only from the day they received the response. The tenderer will be informed via email the dates they are allocated for the use of the Mmamashia Laboratory.

Question 6 c

Directions of water collection sites, as well as GPS coordinates.

Response: The collection of the raw water samples will need to be arranged with the local contact for each treatment plant as given on TABLE 1 - CONTACTS FOR COLLECTION OF RAW WATER SAMPLES. The Map of is attached for ease of reference.

Question 6 d

They also requested to use WUC Jar stirrers and glassware, please confirm possibility.

Response: The Corporation will facilitate that jar tests be carried out using equipment and glassware provided for at the Mmamashia Laboratory in Gaborone.

2. All other conditions remain the same.

An acknowledgement form is included at the bottom of this addendum, which you are kindly requested to sign and return to [email protected]

ACKNOWLEDGEMENT OF RECEIPT OF ADDENDUM NO. 1

SUPPLY OF WATER TREATMENT CHEMICALS

Tender Ref No. WUC 014 2021

I, the undersigned, acknowledge receipt of Addendum No. 1 on behalf of

Company Name: ______

Name of duly authorised signatory: ______

Title: ______

Signature of duly authorised person: ______

Date: ______