Bill of Quantities – PANDOMO® TerrazzoMicro
PANDOMO® MW/MB TerrazzoMicro binding matrix white/black
General Remarks
Products used:
The tenderer shall include with the offer technical data sheets and product data sheets for all the products used to produce the floor surface, including screeds, smoothing compounds, primers etc.
If the quotation is submitted without technical data sheets, the bid will automatically be excluded from the tendering procedure and will not be considered.
System products:
All the products used must be procured from a manufacturer who guarantees compliance with the system.
This includes impregnating agents, sealants and surface protectants. All materials used and installed must be standardised and approved, or else be shown to have a quality certification that is recognised in Germany, and they must be unused.
Emissions from building materials used
This project must meet high standards in terms of the environmental and sustainability aspects of the products used.
All products used must comply with Emicode Class EC1Plus, having very low emissions, and must not contain any solvents.
Approved certificates must be available to ensure the suitability of the products used.
In addition, the products must be demonstrated to be sustainable according to the DGND standard.
Fundamental principles:
The offer, the services described in it and the execution of those services by the company carrying out the work shall comply with the generally accepted rules of best practice that apply in the country of execution, and with the latest version of all rules, regulations, European and national standards, requirements, guidelines, bulletins etc.
The instructions for working with modern terrazzo systems, as defined by the generally accepted rules of best practice and the following DIN standards, which entered into force in 2007, shall apply:
DIN 18299 in full
DIN 18202 in full
DIN 18333 only those parts dealing with colour and structure as well as factory-made workpieces.
Additional quality criteria are described in the Bill of Quantities.
No other Terms of Delivery or Quality Requirements shall apply.
Similarly, any references to additional guidelines and descriptions shall not apply.
Evaluation:
The offer shall be made using the bill of quantities provided.
Only complete bills of quantities will be considered when evaluating the offer.
Alternative proposals in the form of subsidiary offers will not be permitted.
The product must not be installed using a concrete mixer.
References:
References shall be provided for comparable services carried out in the past, including pictures and descriptions.
Arrangements should be made for on-site inspections.
Requirements concerning the appearance and quality of the execution
Cracks in the terrazzo will only be tolerated if the width of such cracks is less than 0.4 mm and there is no more than one crack per 100 m².
Only cracks that are caused by the underlying structure of the building shall be exempt from this rule.
In the case of composite structures, cracks due to shrinkage and craquelure cannot be ruled out.
Additional quality criteria are described in the Bill of Quantities.
The optical quality must meet the stated requirements.
Cleaning and maintenance:
The tenderer shall include with the offer cleaning and maintenance instructions as provided by the manufacturer of the flooring.
These procedures must be adapted to the particular way in which the project is to be used.
Bill of Quantities
Unit price Sum
Item 01
Building site facilities
Lump sum ______€ ______€
Item 02
...... m² Prime raw concrete pavement, which must be firm, stable and free of separating agents, with ARDEX E 100 diluted 1:1 with water.
Before drying, apply the bonding slurry wet-on-wet, consisting of PANDOMO® BG supporting screed and sand, grain size 0-4 mm, mixed with ARDEX E 100 or alternatively ARDEX P 51 diluted 1:1 with water.
Comply with the manufacturer’s recommendations for installation.
€€
Item 03
..... m² Lay down separating layer onto suitable substrate.
Make ......
Comply with the manufacturer’s recommendations for installation.
€ €
Item 04
..... m² Apply screed on a barrier layer according to DIN 18353 / DIN 18560 to a thickness of ...... mm, on the floor specified in Item 01.
Use PANDOMO® BG supporting screed as binding agent, mixed with sand, grain size 0-8 mm, in the ratio 1:4 / 1:5 parts by weight.
Requirements to be met by the screed:
-Walkable after 8-12 hours
-Ready for installation after 24-36 hours
-System product for terrazzo floors
Comply with the manufacturer’s recommendations for installation.
€ €
Item 05
Test the subfloor for residual moisture using a CM measuring device, at least 3 measurements each, up to 50 m².
______measurements______€______€
Item 06
Substrate preparation
Remove coarse dirt and building rubble from site and dispose of in containers.
______m² ______€ ______€
Item07
Apply adhesive primer to cement subfloor for PANDOMO® TerrazzoMicro using Ardex P 51
Apply twice in ratio of 1:3.
______m² ______€ ______€
Item 08
Supply and install expansion joints in accordance with the manufacturer’s instructions.
a) Stainless steel
b) Aluminium
c) Brass
Type______Manufacturer______
______m______€______€
Item 9
Supply and install shrinkage joints for PANDOMO® TerrazzoMicro, height ___X___, in accordance with the manufacturer’s instructions.
a) Stainless steel
b) Aluminium
c) Brass
d) PVC
e) Alternative
Type______Manufacturer______
______m______€______€
Item 10
Supply and install field limitation rails for PANDOMO® TerrazzoMicro, height ___X___, in accordance with the manufacturer’s instructions.
a) Stainless steel
b) Aluminium
c) Brass
d) PVC
Type ______Manufacturer ______
______m______€______€
Item 11
Apply PANDOMO® TerrazzoMicro to a thickness of at least 11 mm, including all necessary edge strips on a suitable substrate, prepared according to the state of the art.
The finished surface must achieve a floor slip rating of R9 according to DIN EN 51131, and fulfil the fire class A1-S1 according to DIN EN 13501-1 and the emissions class EC1Plus according to Emicode.
Requirements to be met by the terrazzo floor
-Maximum pore size: 1 mm (diameter)
-No traces of grinding are permitted
-No cloud patterns and irregularities in optical design are permitted
-No cracks in terrazzo floor
-Product components from the system
-Walkable after 8 hours
-Grindable after 24 hours
-Low shrinkage
-Load-bearing after a short time
______m² ______€ ______€
Item 12
Additional thickness of PANDOMO® TerrazzoMicro per 1 mm
in addition to Item 12
______m²and mm ______€ ______€
Item 13
Create bays of different colours
in addition to Item 12.
______m² ______€ ______€
Item 14
Create friezes with a width of _____ cm
in addition to Item 12.
______m______€______€
Item 15
Creating ornaments and special configurations in accordance with the drawings of the planning engineer
in addition to Item 12
______pcs ______€ ______€
Item 16
Install and add door passages, recesses, pillars, pipings and internals
in addition to Item 12.
______pcs ______€ ______€
Item 17
Grind the PANDOMO® TerrazzoMicro from coarse grinding to fine grinding, grain size 400, in 4 to 5 operations without smoothening work.
______m² ______€ ______€
Item 18
Smooth the PANDOMO® TerrazzoMicro using PANDOMO® TFW filler compound before the last grinding operation.
______m² ______€ ______€
Item 19
Grind door passages, recesses, pillars, pipings and internals
in addition to Item 18.
______pcs ______€ ______€
Item 20
Carry out basic cleaning of PANDOMO® TerrazzoMicro using a suitable acid-free basic cleaner.
______m² ______€ ______€
Item 21
Impregnate PANDOMO® TerrazzoMicro with a suitable impregnation
e.g. HTC: StoneProtection,
MKS: Thilos,
Obtego AG: Obtego R 400
______m² ______€ ______€
Item 22
Treat PANDOMO® TerrazzoMicro using a suitable system product matching Item 22
______m² ______€ ______€
Item 23
Dispose of slurries and dust produced during grinding according to local regulations.
______m³ ______€ ______€
Item 24
Mask off and protect components and internals to a height of at least 80 cm, including subsequent disposal.
______m ______€ ______€
Item 25
Install PANDOMO® TerrazzoMicro locally grooved wooden skirting, height of up to 7 cm/10 cm
______m ______€ ______€
Item 26
In addition to Item 22,
create inside and outside corners.
______pcs ______€ ______€
Item 27
Install PANDOMO® TerrazzoMicro skirting with height of up to 7 cm/ 10 cm,
thickness 1.5 cm, length up to 40 cm.
______m ______€ ______€
Item 28
Install elastic joints with ARDEX ST Natural Stone Silicone in accordance with the normal practice, with a width of up to 10 mm.
______m ______€ ______€
Item 29
Additional charge for extra labour and long transport distances.
Overall cost ______€ ______€
Sum of all items ______€
+ 19 % VAT______€
Total______€