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Striping of an 11-a-side pitch

How long should the diagonal be, and how much paint should I use for a 105 × 68 m court?

Answer: When you set out a new court, you check the right angles with diagonals: if the corners are right angles, the two diagonals are equal in length and equal to √(length² + width²). The calculator gives the diagonal for the entire court and for a half court, total metres for all lines per rules and how much paint you need with the consumption on the product's datasheet.

Formula

Diagonal = √(længde² + bredde²). Halvbane: √((længde ÷ 2)² + bredde²). Begge diagonaler skal måle det samme

Stregmeter = 2 × længde + 3 × bredde (sidelinjer, mållinjer, midterlinje) + 302,94 m faste markeringer

Faste markeringer: midtercirkel 2π × 9,15 = 57,49 m; pr. ende straffesparkfelt 2 × 16,5 + 40,32 = 73,32 m, målfelt 2 × 5,5 + 18,32 = 29,32 m og bue 2 × 9,15 × arccos(5,5 ÷ 9,15) = 16,94 m; fire hjørnebuer 4 × π/2 × 1 = 6,28 m

Maling = stregmeter ÷ 100 × forbrug pr. 100 m. Malet areal = stregmeter × stregbredde

Symbols and units in the formula
SymbolMeaningUnit
laengdeTrack length (side line)m
breddeTrack width (goal line)m
forbrugPaint consumption per 100 m line (from datasheet)l
stregbreddeLine widthcm
=Diagonal for full lanem
=Diagonal for one half-lanem
=Line metres in totalm
=Paint for one coatl
=Painted aream²

Validity and source

Source
IFAB/DBU Rule of Play 1 (penalty area 16.5 m, goal area 5.5 m, circles 9.15 m, corner arc 1 m, line 10 cm)

Does not apply when

  • Consumption per 100 m depends entirely on the product and the sprayer wagon: ready-mixed paint for a sprayer wagon can be 0.2-0.3 l (eg Pitchmark Ecoline+: 10 l for 6 lanes) whilst concentrate and roller wagon is different. Always use the datasheet. The points (centre point and penalty kick points) are not included in the line metres.

Worked example

The calculator's own default values inserted. The figures are calculated with exactly the formula the tool uses.

Substituted

  • Track length (side line)105 m
  • Track width (goal line)68 m
  • Paint consumption per 100 m line (from datasheet)0.25 l
  • Line width10 cm

Giver

  • Diagonal for full lane125.10 m
  • Diagonal for one half-lane85.91 m
  • Line metres in total717 m
  • Paint for one coat1.79 l
  • Painted area72 m²

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Sådan bruger du den

Når du afsætter en ny bane eller flytter banen for at spare slidte områder, kontrollerer du de rette vinkler med diagonalerne. Før opstregningen skal du også vide hvor meget maling der skal bruges.

Step by step

  1. Sæt banens længde og bredde.
  2. Afsæt den ene sidelinje og et hjørne. Mål diagonalen ud fra hjørnet, og flyt det modsatte hjørne til begge diagonaler er lige lange.
  3. Brug halvbanens diagonal til at sætte midterlinjen vinkelret.
  4. Find malingens forbrug pr. 100 m streg i databladet. Gang med stregmeterne ÷ 100.

Typical errors

  • At måle kun én diagonal. Begge skal være lige lange, ellers er banen skæv.
  • At glemme buerne og cirklerne. De er over 100 m streg.
  • At bruge en anden stregbredde end reglerne. Linjen må højst være 12 cm.

Examples from everyday life

Standardbane 105 × 68 m

Du afsætter en ny 11-mandsbane på 105 × 68 m og bruger en færdigblandet maling med 0,25 l pr. 100 m.

Track length (side line)
105 m
Track width (goal line)
68 m
Paint consumption per 100 m line (from datasheet)
0.25 l
Line width
10 cm

It means: Diagonalen skal være 125.1 m, og halvbanens diagonal er 85.91 m. Banen har 717 m streg, og du skal bruge 1.79 l maling.

Mindre bane med en anden maling

En klub har en bane på 100 × 64 m. Deres maling bruger 0,5 l pr. 100 m.

Track length (side line)
100 m
Track width (goal line)
64 m
Paint consumption per 100 m line (from datasheet)
0.5 l
Line width
10 cm

It means: Diagonalen skal være 118.73 m. Banen har 695 m streg og skal have 3.47 l maling pr. opstregning.

Rule of thumb

En 11-mandsbane har ca. 700 m streg.

How to check the answer

Diagonalen² skal være længde² + bredde². For 105 × 68 m: 11.025 + 4.624 = 15.649, og √15.649 ≈ 125,1 m.