JUN-07-201 0 15:3 0 FP P RENTO N 

# e P.02/0 3 U.S . Departmen t o f Tronsportatlo n Federa l Aviotlo n AdmlnlstroHo n Transpor t Airplan e Directorat e 160 1 Lln d Avenue . S.W . Renton , Washingto n 98057-335 6

Jun e 7,201 0 Mr , Mar k W . Creage

r Directo r of Certificatio n Je t Aviatio n Engineerin g Services , L.P . 11 6 Kestre l Driv e Sprin g Branch , T

X 7807 0 Dea r Mr . Creager : W e ar e i n receip t

o f your Ma y 27,2010 , petitio n fo

r exemptio n fro

mTitl e 14 , Code o f Federa l Regulation s (1 4 CFR) 25.601 , Amendmen t 25-0 , fo r th e forwar

dlowe r dec k alternatin g tread stairwa

y and main dec

k t o uppe r deck curvedsegmentedstairway , o n you r Boein g 747-400 , s/

n 28343 , HZ-HM

I Saud i Arabia n Hea do f Stat e aircraft , VIP configuration . W

e hav e reviewe d you

r petition , an

dhav e determine dtha

t mor e informatio n i s neede d befor

e w e ca n proces s it . You r request , whic h wa s submitte d t o th e Departmen t of Transportation' s Federa

l Documen t Managemen

t Syste m(Docke t No . FA A 2010-0580 ) wil l b e processe db y thi s office whe n yo u provid e al l necessar y information . Pleas e refe

r to 1 4 CF R11.8 1 fo

r instruction s abou t

wha t information you mus t

include i n you

r petitio n fo

r exemptio n fo

r u s to proces s you

r request . Tak

e particula r not e o f item s listedbelow , a s thes e item s wer e missin g fromyou

r origina l request .

• A summar

y w e ca n publis h i n the Federa

l Registe r stating : Th e rul e from whic h you see

k th e exemptio n andabrie f

descriptio n of

th e nature o f

th e exemptio n you seek ,

• If yo u wan t to exercis e th e privilege s o f you r exemptio n outsid e th e Unite d States , th e reaso n yo u nee dto d o so . Sectio n 11.8 5 require s u s t

o publis h asiuimiaiy of

you r petition s fo

r exemptio n i n th e Federa l Registe r fo r publi c comment . Sectio n 11.8 7 allow s yo u t o present reasons , or

th e FA A t o find goo d cause , wh

y w e shoul dno t

dela y actio n o n you r petition s b y th e publi c commen t process . Als o not e tha t § 11.6 3 require s you t o sendpetition s fo r exemptio n a

t leas t 12 0 day s befor

e you nee d th e exemptio n t

o tak e effect .JUN-07-201 0 15=3 0 Fflf l RENTO N W e wil l hol d th e docke t

ope n fo r 3 0 day s awaitin g thi s information . I f w e d o no t receiv e a respons e in 3 0 day s w e wil l clos e th e docket wit h n o furthe r correspondenc e t o you . Upo n receip t

o f th e requeste d information , asummar y o f you r petition s will b e publishe d commen t in th e Federa

l Register , fo

r a20-da y commen t period , i n accordanc e wit

h th e requirement s of

§ 11.89 . You wil l b e advise do f th e agency' s decisio n o

n you r petitio n a s soo n a s possibl e afte

r th e commen

t perio dcloses . In th e meantime , shoul d you hav e an y question s or

concern s regardin g you

r petition s or

th e petitio n process , pleas e contac t Jayso n Claa

r a t 425-227-2194 , o

r a t Jayson.Claar@faa.gov . Sincerely , P.03^0 3

Frankli n Tiangsin g f c ^ Manager , Airframe/Cabi n Safet y Branch , ANM-11 5 Transpor t Standard s Staf

f

TOTR L P.0 3