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England and Wales Court of Appeal (Civil Division) Decisions |
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You are here: BAILII >> Databases >> England and Wales Court of Appeal (Civil Division) Decisions >> Co-Operative Group Ltd v Birse Developments Ltd & Ors [2014] EWCA Civ 707 (22 May 2014) URL: http://www.bailii.org/ew/cases/EWCA/Civ/2014/707.html Cite as: [2014] EWCA Civ 707 |
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ON APPEAL FROM THE HIGH COURT OF JUSTICE
QUEEN'S BENCH DIVISION, TECHNOLOGY AND CONSTRUCTION COURT
Mr Justice Akenhead
Strand, London, WC2A 2LL |
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B e f o r e :
and
LORD JUSTICE BRIGGS
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Co-operative Group Limited |
Appellant / Claimant |
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- and - |
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Birse Developments Limited (in liquidation) - and - Stuarts Industrial Flooring Limited (in administration) - and - Jubb & Partners (A Firm) |
First Respondent /Defendant Second Respondent / Third Party Third Respondent / Fourth Party |
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Fiona Sinclair QC and Richard Liddell (instructed by Clyde & Co LLP) for the First Respondent
Mark Cannon QC and Katie Powell (instructed by Reynolds Porter Chamberlain LLP) for the Second Respondent
Benjamin Pilling (instructed by Beale and Company Solicitors LLP) for the Third Respondent
Hearing dates : 30 April / 1 May 2014
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Crown Copyright ©
Lord Justice Tomlinson :
". . .The gravamen of the allegation in this paragraph is that the floor has a fundamental design fault in that it is of insufficient strength to withstand a pallet racking leg load of 70KN. This is attributed principally to the shortfall in required steel fibre content, although also to the variable thickness of the concrete which is alleged to be in some places insufficient. What is said is that the floors have not yet been exposed to the maximum design pallet racking leg load of 70KN but were that to occur there would be a high probability that the floors would fail in service in consequence of which it is necessary that they be wholly replaced. Thus paragraph 33A is not concerned with the existing cracking in the floors or its cause. Paragraph 33A is concerned with cracking in the floors which might, indeed so it is said, would probably occur in the event that the floors are exposed to their full warranted design pallet racking leg load."
"Central to paragraph 33A is the hitherto unpleaded allegation that the steel fibre content of the concrete was less than contractually required."
That was so, but it does not detract from the fact that the lack of structural capacity was alleged to be a result of both reduced fibre content and insufficient floor thickness.
"In Warehouse 2 mid-bay cracking has appeared in some locations, with crack widths of up to 1mm, substantially exceeding the normal width of structural cracks of 0.3mm. The slab is below the design thickness of 150mm (less 15mm tolerance), being only 112mm thick in places.The arrises to the main construction joints have deteriorated to such an extent that the central aisle is unusable, because the IDC joints were not designed to be armoured. At certain locations, particularly in the north-west bay, there is severe cracking and displacement, with a 100mm step in the surface of the slab, attributable to defects in the underlying foundation."
The Second Proposed Re-Amendment
"The basis for Co-op's complaint that the slab was insufficiently thick in places is summarised below;
Measurements taken to record the thickness of the warehouse floors showed the slab to be substantially thinner, in a multitude of randomly-spaced locations and to varying degrees, than the intended 150mm (less 15mm construction tolerance) and therefore unable to provide a ground floor slab which would comply with the strength and loading requirements set out in Clause 2.08 of the Specification to the Building Contract. In particular:
a) Clause 2.08 called for a Loading Category 3, Classification "Heavy". This loading classification typically refers to a floor capable of routinely dealing with traffic carrying very substantial loads such as bulk paper, bulk liquids such as paint, or other heavy industrial materials. In order to deliver a slab meeting this requirement, the designer selected Grade 40 concrete, which was sensible, and a concrete thickness of 150mm. 150mm was an appropriate minimum thickness for this type of floor and is the minimum thickness normally used and is typically the starting point for a design, which is to say: the designer might use a thickness greater than 150mm, but 150mm would be a minimum and/or start-point for an adequate design.
b) Clause 2.08 also called for the ground floor concrete slab to reliably deliver a pallet racking leg load of 70kN/leg. As with overall loading classification, pallet racking leg load requirements would only be met on the basis that the floor met the design intent of 150mm thickness (less tolerance).
c) Alternatively, taking the various requirements of Clause 2.08 together, and based upon standard practice in the industry, the ground floor concrete slab called for by the Specification would need to have a minimum thickness of 150mm (less tolerance).
d) The Employer's Requirements (2.08), which reference TR34, was an instrument to set (among other things) tolerances for the sub-base level, the slab surface level and by deduction the permitted variation in slab thickness.
e) TR34 ed 2 (1994) states: "the permissible deviation in thickness of ground floor slabs should be not more than 15mm". It also states: "the specification for the sub-base surface level should be restricted so that the permissible construction tolerances give at worst low levels (i.e. 0mm / -25mm level tolerances)"
f) TR34 ed 2 Supplement (1997) goes on to specifically state the tolerance of level to datum plane for the surface of FM2 floors should be ± 15mm.
g) TR34 ed 3 (2003) is consistent and the above requirements apply equally.
h) Applying these considerations the minimum thickness of the slab should be 135mm at any point.
Applying the above to the floors in question, the thickness was seen to vary considerably over the slab; thin areas, less than 135mm, were scattered over the area of the slab; and Co-op and its experts had no ability to estimate or predict whether areas of existing slab, left in place, would all be sufficiently thick to withstand the intended loading. The Court is referred to the thickness survey data at Appendix A2 of the Decision to Replace the Warehouse Slabs. For the avoidance of doubt, this degree of inadequate thickness meant that the slab's performance, consistent with the Specification, could not be assured in service. Moreover, no amount of increase in fibre would ever have addressed these problems."
"It seems fair to conclude therefore that the Court of Appeal did not and was not invited to focus on the assertions there made that in effect there were two causes of the need to replace, the steel fibre and (broadly) the thickness complaints. It is therefore rather difficult to suggest that a complaint that the originally pleaded thickness deficiencies at that stage seriously if at all came into the equation in relation to the 70kN requirement or to the need to replace the slab, being considered by the Court of Appeal."
As will be apparent, I respectfully disagree.
Lord Justice Briggs :